{
  "description": "The CRMI Manifest Parameters Profile defines the expected parameters used for representing version-pinning.",
  "_filename": "StructureDefinition-crmi-manifestparameters.json",
  "package_name": "hl7.fhir.uv.crmi",
  "date": "2025-08-01T18:39:13+00:00",
  "derivation": "constraint",
  "publisher": "HL7 International / Clinical Decision Support",
  "fhirVersion": "4.0.1",
  "jurisdiction": [ {
    "coding": [ {
      "code": "001",
      "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "display": "World"
    } ]
  } ],
  "name": "CRMIManifestParameters",
  "mapping": [ {
    "uri": "http://hl7.org/v3",
    "name": "RIM Mapping",
    "identity": "rim"
  }, {
    "uri": "http://hl7.org/fhir/workflow",
    "name": "Workflow Pattern",
    "identity": "workflow"
  }, {
    "uri": "http://hl7.org/fhir/fivews",
    "name": "FiveWs Pattern Mapping",
    "identity": "w5"
  }, {
    "uri": "http://hl7.org/fhir/object-implementation",
    "name": "Object Implementation Information",
    "identity": "objimpl"
  }, {
    "uri": "http://hl7.org/v2",
    "name": "HL7 v2 Mapping",
    "identity": "v2"
  } ],
  "abstract": false,
  "type": "Parameters",
  "experimental": "false",
  "resourceType": "StructureDefinition",
  "title": "CRMI Manifest Parameters",
  "package_version": "2.0.0-ballot",
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger": 3
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode": "cds"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "trial-use"
  } ],
  "snapshot": {
    "element": [ {
      "path": "Parameters",
      "min": 0,
      "definition": "This resource is a non-persisted resource used to pass information into and back from an [operation](http://hl7.org/fhir/R4/operations.html). It has no other use, and there is no RESTful endpoint associated with it.",
      "isModifier": false,
      "short": "Operation Request or Response",
      "mapping": [ {
        "map": "Entity. Role, or Act",
        "identity": "rim"
      }, {
        "map": "n/a",
        "identity": "v2"
      }, {
        "map": "n/a",
        "identity": "rim"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "Parameters",
      "comment": "The parameters that may be used are defined by the OperationDefinition resource.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters"
      },
      "isSummary": false
    }, {
      "path": "Parameters.id",
      "min": 0,
      "definition": "The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes.",
      "isModifier": false,
      "short": "Logical id of this artifact",
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "id"
        } ]
      } ],
      "max": "1",
      "id": "Parameters.id",
      "comment": "The only time that a resource does not have an id is when it is being submitted to the server using a create operation.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Resource.id"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.meta",
      "min": 0,
      "definition": "The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content might not always be associated with version changes to the resource.",
      "isModifier": false,
      "short": "Metadata about the resource",
      "type": [ {
        "code": "Meta"
      } ],
      "max": "1",
      "id": "Parameters.meta",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Resource.meta"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.implicitRules",
      "min": 0,
      "definition": "A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content. Often, this is a reference to an implementation guide that defines the special rules along with other profiles etc.",
      "isModifier": true,
      "short": "A set of rules under which this content was created",
      "type": [ {
        "code": "uri"
      } ],
      "max": "1",
      "id": "Parameters.implicitRules",
      "comment": "Asserting this rule set restricts the content to be only understood by a limited set of trading partners. This inherently limits the usefulness of the data in the long term. However, the existing health eco-system is highly fractured, and not yet ready to define, collect, and exchange data in a generally computable sense. Wherever possible, implementers and/or specification writers should avoid using this element. Often, when used, the URL is a reference to an implementation guide that defines these special rules as part of it's narrative along with other profiles, value sets, etc.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Resource.implicitRules"
      },
      "isModifierReason": "This element is labeled as a modifier because the implicit rules may provide additional knowledge about the resource that modifies it's meaning or interpretation",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.language",
      "min": 0,
      "definition": "The base language in which the resource is written.",
      "isModifier": false,
      "short": "Language of the resource content",
      "type": [ {
        "code": "code"
      } ],
      "binding": {
        "strength": "preferred",
        "valueSet": "http://hl7.org/fhir/ValueSet/languages",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-maxValueSet",
          "valueCanonical": "http://hl7.org/fhir/ValueSet/all-languages"
        }, {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "Language"
        } ],
        "description": "A human language."
      },
      "max": "1",
      "id": "Parameters.language",
      "comment": "Language is provided to support indexing and accessibility (typically, services such as text to speech use the language tag). The html language tag in the narrative applies  to the narrative. The language tag on the resource may be used to specify the language of other presentations generated from the data in the resource. Not all the content has to be in the base language. The Resource.language should not be assumed to apply to the narrative automatically. If a language is specified, it should it also be specified on the div element in the html (see rules in HTML5 for information about the relationship between xml:lang and the html lang attribute).",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Resource.language"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "inv-1",
        "human": "A parameter must have one and only one of (value, resource, part)",
        "xpath": "(exists(f:resource) or exists(f:part) or exists(f:*[starts-with(local-name(.), 'value')])) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:resource))) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:part))) and not(exists(f:part) and exists(f:resource))",
        "source": "http://hl7.org/fhir/StructureDefinition/Parameters",
        "severity": "error",
        "expression": "(part.exists() and value.empty() and resource.empty()) or (part.empty() and (value.exists() xor resource.exists()))"
      } ],
      "path": "Parameters.parameter",
      "min": 0,
      "definition": "A parameter passed to or received from the operation.",
      "isModifier": false,
      "short": "Operation Parameter",
      "slicing": {
        "rules": "open",
        "ordered": false,
        "discriminator": [ {
          "path": "name",
          "type": "value"
        } ]
      },
      "type": [ {
        "code": "BackboneElement"
      } ],
      "max": "*",
      "id": "Parameters.parameter",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "Parameters.parameter.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](http://hl7.org/fhir/R4/extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "Parameters.parameter.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.name",
      "min": 1,
      "definition": "The name of the parameter (reference to the operation definition).",
      "isModifier": false,
      "short": "Name from the definition",
      "type": [ {
        "code": "string"
      } ],
      "max": "1",
      "id": "Parameters.parameter.name",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Parameters.parameter.name"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.value[x]",
      "min": 0,
      "definition": "If the parameter is a data type.",
      "isModifier": false,
      "short": "If parameter is a data type",
      "type": [ {
        "code": "base64Binary"
      }, {
        "code": "boolean"
      }, {
        "code": "canonical"
      }, {
        "code": "code"
      }, {
        "code": "date"
      }, {
        "code": "dateTime"
      }, {
        "code": "decimal"
      }, {
        "code": "id"
      }, {
        "code": "instant"
      }, {
        "code": "integer"
      }, {
        "code": "markdown"
      }, {
        "code": "oid"
      }, {
        "code": "positiveInt"
      }, {
        "code": "string"
      }, {
        "code": "time"
      }, {
        "code": "unsignedInt"
      }, {
        "code": "uri"
      }, {
        "code": "url"
      }, {
        "code": "uuid"
      }, {
        "code": "Address"
      }, {
        "code": "Age"
      }, {
        "code": "Annotation"
      }, {
        "code": "Attachment"
      }, {
        "code": "CodeableConcept"
      }, {
        "code": "Coding"
      }, {
        "code": "ContactPoint"
      }, {
        "code": "Count"
      }, {
        "code": "Distance"
      }, {
        "code": "Duration"
      }, {
        "code": "HumanName"
      }, {
        "code": "Identifier"
      }, {
        "code": "Money"
      }, {
        "code": "Period"
      }, {
        "code": "Quantity"
      }, {
        "code": "Range"
      }, {
        "code": "Ratio"
      }, {
        "code": "Reference"
      }, {
        "code": "SampledData"
      }, {
        "code": "Signature"
      }, {
        "code": "Timing"
      }, {
        "code": "ContactDetail"
      }, {
        "code": "Contributor"
      }, {
        "code": "DataRequirement"
      }, {
        "code": "Expression"
      }, {
        "code": "ParameterDefinition"
      }, {
        "code": "RelatedArtifact"
      }, {
        "code": "TriggerDefinition"
      }, {
        "code": "UsageContext"
      }, {
        "code": "Dosage"
      }, {
        "code": "Meta"
      } ],
      "max": "1",
      "id": "Parameters.parameter.value[x]",
      "condition": [ "inv-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.value[x]"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.resource",
      "min": 0,
      "definition": "If the parameter is a whole resource.",
      "isModifier": false,
      "short": "If parameter is a whole resource",
      "type": [ {
        "code": "Resource"
      } ],
      "max": "1",
      "id": "Parameters.parameter.resource",
      "condition": [ "inv-1" ],
      "comment": "When resolving references in resources, the operation definition may specify how references may be resolved between parameters. If a reference cannot be resolved between the parameters, the application should fall back to it's general resource resolution methods.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.resource"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.part",
      "min": 0,
      "definition": "A named part of a multi-part parameter.",
      "isModifier": false,
      "short": "Named part of a multi-part parameter",
      "contentReference": "http://hl7.org/fhir/StructureDefinition/Parameters#Parameters.parameter",
      "max": "*",
      "id": "Parameters.parameter.part",
      "comment": "Only one level of nested parameters is allowed.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter.part"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "inv-1",
        "human": "A parameter must have one and only one of (value, resource, part)",
        "xpath": "(exists(f:resource) or exists(f:part) or exists(f:*[starts-with(local-name(.), 'value')])) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:resource))) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:part))) and not(exists(f:part) and exists(f:resource))",
        "source": "http://hl7.org/fhir/StructureDefinition/Parameters",
        "severity": "error",
        "expression": "(part.exists() and value.empty() and resource.empty()) or (part.empty() and (value.exists() xor resource.exists()))"
      } ],
      "path": "Parameters.parameter",
      "min": 0,
      "definition": "Controls whether the value set definition is included or excluded in value set expansions. This includes all elements of the ValueSet, including extensions, with the exception that the id and meta elements would be specific to the expansion, not to the definition of the value set, and the expansion itself is filled out.",
      "isModifier": false,
      "short": "Include definition?",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "sliceName": "includeDefinition",
      "max": "1",
      "id": "Parameters.parameter:includeDefinition",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:includeDefinition.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "Parameters.parameter:includeDefinition.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](http://hl7.org/fhir/R4/extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "Parameters.parameter:includeDefinition.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.name",
      "min": 1,
      "definition": "The name of the parameter (reference to the operation definition).",
      "isModifier": false,
      "short": "Name from the definition",
      "type": [ {
        "code": "string"
      } ],
      "max": "1",
      "fixedString": "includeDefinition",
      "id": "Parameters.parameter:includeDefinition.name",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Parameters.parameter.name"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.value[x]",
      "min": 1,
      "definition": "If the parameter is a data type.",
      "isModifier": false,
      "short": "If parameter is a data type",
      "type": [ {
        "code": "boolean"
      } ],
      "max": "1",
      "id": "Parameters.parameter:includeDefinition.value[x]",
      "condition": [ "inv-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.value[x]"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.resource",
      "min": 0,
      "definition": "If the parameter is a whole resource.",
      "isModifier": false,
      "short": "If parameter is a whole resource",
      "type": [ {
        "code": "Resource"
      } ],
      "max": "1",
      "id": "Parameters.parameter:includeDefinition.resource",
      "condition": [ "inv-1" ],
      "comment": "When resolving references in resources, the operation definition may specify how references may be resolved between parameters. If a reference cannot be resolved between the parameters, the application should fall back to it's general resource resolution methods.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.resource"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.part",
      "min": 0,
      "definition": "A named part of a multi-part parameter.",
      "isModifier": false,
      "short": "Named part of a multi-part parameter",
      "contentReference": "http://hl7.org/fhir/StructureDefinition/Parameters#Parameters.parameter",
      "max": "*",
      "id": "Parameters.parameter:includeDefinition.part",
      "comment": "Only one level of nested parameters is allowed.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter.part"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "inv-1",
        "human": "A parameter must have one and only one of (value, resource, part)",
        "xpath": "(exists(f:resource) or exists(f:part) or exists(f:*[starts-with(local-name(.), 'value')])) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:resource))) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:part))) and not(exists(f:part) and exists(f:resource))",
        "source": "http://hl7.org/fhir/StructureDefinition/Parameters",
        "severity": "error",
        "expression": "(part.exists() and value.empty() and resource.empty()) or (part.empty() and (value.exists() xor resource.exists()))"
      } ],
      "path": "Parameters.parameter",
      "min": 0,
      "definition": "Controls whether inactive concepts are included or excluded in value set expansions. Note that if the value set explicitly specifies that inactive codes are included, this parameter can still remove them from a specific expansion, but this parameter cannot include them if the value set excludes them",
      "isModifier": false,
      "short": "Only include active codes?",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "sliceName": "activeOnly",
      "max": "1",
      "id": "Parameters.parameter:activeOnly",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:activeOnly.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "Parameters.parameter:activeOnly.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](http://hl7.org/fhir/R4/extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "Parameters.parameter:activeOnly.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.name",
      "min": 1,
      "definition": "The name of the parameter (reference to the operation definition).",
      "isModifier": false,
      "short": "Name from the definition",
      "type": [ {
        "code": "string"
      } ],
      "max": "1",
      "fixedString": "activeOnly",
      "id": "Parameters.parameter:activeOnly.name",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Parameters.parameter.name"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.value[x]",
      "min": 1,
      "definition": "If the parameter is a data type.",
      "isModifier": false,
      "short": "If parameter is a data type",
      "type": [ {
        "code": "boolean"
      } ],
      "max": "1",
      "id": "Parameters.parameter:activeOnly.value[x]",
      "condition": [ "inv-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.value[x]"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.resource",
      "min": 0,
      "definition": "If the parameter is a whole resource.",
      "isModifier": false,
      "short": "If parameter is a whole resource",
      "type": [ {
        "code": "Resource"
      } ],
      "max": "1",
      "id": "Parameters.parameter:activeOnly.resource",
      "condition": [ "inv-1" ],
      "comment": "When resolving references in resources, the operation definition may specify how references may be resolved between parameters. If a reference cannot be resolved between the parameters, the application should fall back to it's general resource resolution methods.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.resource"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.part",
      "min": 0,
      "definition": "A named part of a multi-part parameter.",
      "isModifier": false,
      "short": "Named part of a multi-part parameter",
      "contentReference": "http://hl7.org/fhir/StructureDefinition/Parameters#Parameters.parameter",
      "max": "*",
      "id": "Parameters.parameter:activeOnly.part",
      "comment": "Only one level of nested parameters is allowed.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter.part"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "inv-1",
        "human": "A parameter must have one and only one of (value, resource, part)",
        "xpath": "(exists(f:resource) or exists(f:part) or exists(f:*[starts-with(local-name(.), 'value')])) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:resource))) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:part))) and not(exists(f:part) and exists(f:resource))",
        "source": "http://hl7.org/fhir/StructureDefinition/Parameters",
        "severity": "error",
        "expression": "(part.exists() and value.empty() and resource.empty()) or (part.empty() and (value.exists() xor resource.exists()))"
      } ],
      "path": "Parameters.parameter",
      "min": 0,
      "definition": "Indicates that draft versions of the value set should be considered when determining the version of the value set to be used to perform the expand. If one (or more) draft versions exist, the $expand operation should use the latest draft to create the expansion. This parameter cannot be used at the same time as the valueSetVersion parameter. If a draft version does not exist, then the service should use the latest published (status=Active) version.",
      "isModifier": false,
      "short": "Include unreleased content?",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "sliceName": "includeDraft",
      "max": "1",
      "id": "Parameters.parameter:includeDraft",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:includeDraft.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "Parameters.parameter:includeDraft.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](http://hl7.org/fhir/R4/extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "Parameters.parameter:includeDraft.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.name",
      "min": 1,
      "definition": "The name of the parameter (reference to the operation definition).",
      "isModifier": false,
      "short": "Name from the definition",
      "type": [ {
        "code": "string"
      } ],
      "max": "1",
      "fixedString": "includeDraft",
      "id": "Parameters.parameter:includeDraft.name",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Parameters.parameter.name"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.value[x]",
      "min": 1,
      "definition": "If the parameter is a data type.",
      "isModifier": false,
      "short": "If parameter is a data type",
      "type": [ {
        "code": "boolean"
      } ],
      "max": "1",
      "id": "Parameters.parameter:includeDraft.value[x]",
      "condition": [ "inv-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.value[x]"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.resource",
      "min": 0,
      "definition": "If the parameter is a whole resource.",
      "isModifier": false,
      "short": "If parameter is a whole resource",
      "type": [ {
        "code": "Resource"
      } ],
      "max": "1",
      "id": "Parameters.parameter:includeDraft.resource",
      "condition": [ "inv-1" ],
      "comment": "When resolving references in resources, the operation definition may specify how references may be resolved between parameters. If a reference cannot be resolved between the parameters, the application should fall back to it's general resource resolution methods.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.resource"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.part",
      "min": 0,
      "definition": "A named part of a multi-part parameter.",
      "isModifier": false,
      "short": "Named part of a multi-part parameter",
      "contentReference": "http://hl7.org/fhir/StructureDefinition/Parameters#Parameters.parameter",
      "max": "*",
      "id": "Parameters.parameter:includeDraft.part",
      "comment": "Only one level of nested parameters is allowed.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter.part"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "inv-1",
        "human": "A parameter must have one and only one of (value, resource, part)",
        "xpath": "(exists(f:resource) or exists(f:part) or exists(f:*[starts-with(local-name(.), 'value')])) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:resource))) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:part))) and not(exists(f:part) and exists(f:resource))",
        "source": "http://hl7.org/fhir/StructureDefinition/Parameters",
        "severity": "error",
        "expression": "(part.exists() and value.empty() and resource.empty()) or (part.empty() and (value.exists() xor resource.exists()))"
      } ],
      "path": "Parameters.parameter",
      "min": 0,
      "definition": "Indicates that if a code explicitly named in the definition is not active in the current (or requested) version of the code system for the expansion, that it should be included in the expansion with the version of the code system in which it was last active.",
      "isModifier": false,
      "short": "Indicate last active version?",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "sliceName": "lastActiveVersion",
      "max": "1",
      "id": "Parameters.parameter:lastActiveVersion",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:lastActiveVersion.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "Parameters.parameter:lastActiveVersion.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](http://hl7.org/fhir/R4/extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "Parameters.parameter:lastActiveVersion.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.name",
      "min": 1,
      "definition": "The name of the parameter (reference to the operation definition).",
      "isModifier": false,
      "short": "Name from the definition",
      "type": [ {
        "code": "string"
      } ],
      "max": "1",
      "fixedString": "lastActiveVersion",
      "id": "Parameters.parameter:lastActiveVersion.name",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Parameters.parameter.name"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.value[x]",
      "min": 1,
      "definition": "If the parameter is a data type.",
      "isModifier": false,
      "short": "If parameter is a data type",
      "type": [ {
        "code": "boolean"
      } ],
      "max": "1",
      "id": "Parameters.parameter:lastActiveVersion.value[x]",
      "condition": [ "inv-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.value[x]"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.resource",
      "min": 0,
      "definition": "If the parameter is a whole resource.",
      "isModifier": false,
      "short": "If parameter is a whole resource",
      "type": [ {
        "code": "Resource"
      } ],
      "max": "1",
      "id": "Parameters.parameter:lastActiveVersion.resource",
      "condition": [ "inv-1" ],
      "comment": "When resolving references in resources, the operation definition may specify how references may be resolved between parameters. If a reference cannot be resolved between the parameters, the application should fall back to it's general resource resolution methods.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.resource"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.part",
      "min": 0,
      "definition": "A named part of a multi-part parameter.",
      "isModifier": false,
      "short": "Named part of a multi-part parameter",
      "contentReference": "http://hl7.org/fhir/StructureDefinition/Parameters#Parameters.parameter",
      "max": "*",
      "id": "Parameters.parameter:lastActiveVersion.part",
      "comment": "Only one level of nested parameters is allowed.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter.part"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "inv-1",
        "human": "A parameter must have one and only one of (value, resource, part)",
        "xpath": "(exists(f:resource) or exists(f:part) or exists(f:*[starts-with(local-name(.), 'value')])) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:resource))) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:part))) and not(exists(f:part) and exists(f:resource))",
        "source": "http://hl7.org/fhir/StructureDefinition/Parameters",
        "severity": "error",
        "expression": "(part.exists() and value.empty() and resource.empty()) or (part.empty() and (value.exists() xor resource.exists()))"
      } ],
      "path": "Parameters.parameter",
      "min": 0,
      "definition": "Specifies a version to use for a code system, if the reference does not specify which one to use (i.e. is a version-independent reference). The format is the same as a versioned canonical reference: [system]|[version] - e.g. http://loinc.org|2.56",
      "isModifier": false,
      "short": "Code system version (deprecated, use default-system-version)",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "sliceName": "system-version",
      "max": "*",
      "id": "Parameters.parameter:system-version",
      "comment": "Note that system-version is the name of the parameter in the R4 version of the $expand operation. It is being deprecated and replaced with default-system-version, but this profile supports both until the ecosystem fully supports the default-system-versionparameter.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:system-version.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "Parameters.parameter:system-version.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](http://hl7.org/fhir/R4/extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "Parameters.parameter:system-version.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.name",
      "min": 1,
      "definition": "The name of the parameter (reference to the operation definition).",
      "isModifier": false,
      "short": "Name from the definition",
      "type": [ {
        "code": "string"
      } ],
      "max": "1",
      "fixedString": "system-version",
      "id": "Parameters.parameter:system-version.name",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Parameters.parameter.name"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.value[x]",
      "min": 1,
      "definition": "If the parameter is a data type.",
      "isModifier": false,
      "short": "If parameter is a data type",
      "type": [ {
        "code": "canonical"
      } ],
      "max": "1",
      "id": "Parameters.parameter:system-version.value[x]",
      "condition": [ "inv-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.value[x]"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.value[x].id",
      "min": 0,
      "definition": "unique id for the element within a resource (for internal references)",
      "isModifier": false,
      "short": "xml:id (or equivalent in JSON)",
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:system-version.value[x].id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.value[x].extension",
      "min": 0,
      "definition": "An Extension",
      "isModifier": false,
      "short": "Extension",
      "slicing": {
        "rules": "open",
        "ordered": false,
        "discriminator": [ {
          "path": "url",
          "type": "value"
        } ]
      },
      "type": [ {
        "code": "Extension"
      } ],
      "max": "*",
      "id": "Parameters.parameter:system-version.value[x].extension",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.value[x].extension",
      "min": 0,
      "definition": "The title or other name to display when referencing a resource by canonical URL.",
      "isModifier": false,
      "short": "Display name for canonical reference",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/display" ]
      } ],
      "sliceName": "display",
      "max": "1",
      "id": "Parameters.parameter:system-version.value[x].extension:display",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "path": "Parameters.parameter.value[x].value",
      "min": 0,
      "definition": "Primitive value for canonical",
      "isModifier": false,
      "short": "Primitive value for canonical",
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        }, {
          "url": "http://hl7.org/fhir/StructureDefinition/regex",
          "valueString": "\\S*"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:system-version.value[x].value",
      "base": {
        "max": "1",
        "min": 0,
        "path": "uri.value"
      },
      "isSummary": false
    }, {
      "path": "Parameters.parameter.resource",
      "min": 0,
      "definition": "If the parameter is a whole resource.",
      "isModifier": false,
      "short": "If parameter is a whole resource",
      "type": [ {
        "code": "Resource"
      } ],
      "max": "1",
      "id": "Parameters.parameter:system-version.resource",
      "condition": [ "inv-1" ],
      "comment": "When resolving references in resources, the operation definition may specify how references may be resolved between parameters. If a reference cannot be resolved between the parameters, the application should fall back to it's general resource resolution methods.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.resource"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.part",
      "min": 0,
      "definition": "A named part of a multi-part parameter.",
      "isModifier": false,
      "short": "Named part of a multi-part parameter",
      "contentReference": "http://hl7.org/fhir/StructureDefinition/Parameters#Parameters.parameter",
      "max": "*",
      "id": "Parameters.parameter:system-version.part",
      "comment": "Only one level of nested parameters is allowed.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter.part"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "inv-1",
        "human": "A parameter must have one and only one of (value, resource, part)",
        "xpath": "(exists(f:resource) or exists(f:part) or exists(f:*[starts-with(local-name(.), 'value')])) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:resource))) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:part))) and not(exists(f:part) and exists(f:resource))",
        "source": "http://hl7.org/fhir/StructureDefinition/Parameters",
        "severity": "error",
        "expression": "(part.exists() and value.empty() and resource.empty()) or (part.empty() and (value.exists() xor resource.exists()))"
      } ],
      "path": "Parameters.parameter",
      "min": 0,
      "definition": "Specifies a version to use for a code system, if the reference does not specify which one to use (i.e. is a version-independent reference). The format is the same as a versioned canonical reference: [system]|[version] - e.g. http://loinc.org|2.56",
      "isModifier": false,
      "short": "Code system version",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "sliceName": "default-system-version",
      "max": "*",
      "id": "Parameters.parameter:default-system-version",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:default-system-version.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "Parameters.parameter:default-system-version.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](http://hl7.org/fhir/R4/extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "Parameters.parameter:default-system-version.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.name",
      "min": 1,
      "definition": "The name of the parameter (reference to the operation definition).",
      "isModifier": false,
      "short": "Name from the definition",
      "type": [ {
        "code": "string"
      } ],
      "max": "1",
      "fixedString": "default-system-version",
      "id": "Parameters.parameter:default-system-version.name",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Parameters.parameter.name"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.value[x]",
      "min": 1,
      "definition": "If the parameter is a data type.",
      "isModifier": false,
      "short": "If parameter is a data type",
      "type": [ {
        "code": "canonical"
      } ],
      "max": "1",
      "id": "Parameters.parameter:default-system-version.value[x]",
      "condition": [ "inv-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.value[x]"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.value[x].id",
      "min": 0,
      "definition": "unique id for the element within a resource (for internal references)",
      "isModifier": false,
      "short": "xml:id (or equivalent in JSON)",
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:default-system-version.value[x].id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.value[x].extension",
      "min": 0,
      "definition": "An Extension",
      "isModifier": false,
      "short": "Extension",
      "slicing": {
        "rules": "open",
        "ordered": false,
        "discriminator": [ {
          "path": "url",
          "type": "value"
        } ]
      },
      "type": [ {
        "code": "Extension"
      } ],
      "max": "*",
      "id": "Parameters.parameter:default-system-version.value[x].extension",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.value[x].extension",
      "min": 0,
      "definition": "The title or other name to display when referencing a resource by canonical URL.",
      "isModifier": false,
      "short": "Display name for canonical reference",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/display" ]
      } ],
      "sliceName": "display",
      "max": "1",
      "id": "Parameters.parameter:default-system-version.value[x].extension:display",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "path": "Parameters.parameter.value[x].value",
      "min": 0,
      "definition": "Primitive value for canonical",
      "isModifier": false,
      "short": "Primitive value for canonical",
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        }, {
          "url": "http://hl7.org/fhir/StructureDefinition/regex",
          "valueString": "\\S*"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:default-system-version.value[x].value",
      "base": {
        "max": "1",
        "min": 0,
        "path": "uri.value"
      },
      "isSummary": false
    }, {
      "path": "Parameters.parameter.resource",
      "min": 0,
      "definition": "If the parameter is a whole resource.",
      "isModifier": false,
      "short": "If parameter is a whole resource",
      "type": [ {
        "code": "Resource"
      } ],
      "max": "1",
      "id": "Parameters.parameter:default-system-version.resource",
      "condition": [ "inv-1" ],
      "comment": "When resolving references in resources, the operation definition may specify how references may be resolved between parameters. If a reference cannot be resolved between the parameters, the application should fall back to it's general resource resolution methods.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.resource"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.part",
      "min": 0,
      "definition": "A named part of a multi-part parameter.",
      "isModifier": false,
      "short": "Named part of a multi-part parameter",
      "contentReference": "http://hl7.org/fhir/StructureDefinition/Parameters#Parameters.parameter",
      "max": "*",
      "id": "Parameters.parameter:default-system-version.part",
      "comment": "Only one level of nested parameters is allowed.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter.part"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "inv-1",
        "human": "A parameter must have one and only one of (value, resource, part)",
        "xpath": "(exists(f:resource) or exists(f:part) or exists(f:*[starts-with(local-name(.), 'value')])) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:resource))) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:part))) and not(exists(f:part) and exists(f:resource))",
        "source": "http://hl7.org/fhir/StructureDefinition/Parameters",
        "severity": "error",
        "expression": "(part.exists() and value.empty() and resource.empty()) or (part.empty() and (value.exists() xor resource.exists()))"
      } ],
      "path": "Parameters.parameter",
      "min": 0,
      "definition": "Specifies a version to use for a value set, if the reference does not specify which one to use (i.e. is a version-independent reference). The format is the same as a versioned canonical reference: [valueset]|[version] - e.g. http://example.org/ValueSet/example|1.0.0",
      "isModifier": false,
      "short": "Value set version",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "sliceName": "default-valueset-version",
      "max": "*",
      "id": "Parameters.parameter:default-valueset-version",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:default-valueset-version.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "Parameters.parameter:default-valueset-version.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](http://hl7.org/fhir/R4/extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "Parameters.parameter:default-valueset-version.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.name",
      "min": 1,
      "definition": "The name of the parameter (reference to the operation definition).",
      "isModifier": false,
      "short": "Name from the definition",
      "type": [ {
        "code": "string"
      } ],
      "max": "1",
      "fixedString": "default-valueset-version",
      "id": "Parameters.parameter:default-valueset-version.name",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Parameters.parameter.name"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.value[x]",
      "min": 1,
      "definition": "If the parameter is a data type.",
      "isModifier": false,
      "short": "If parameter is a data type",
      "type": [ {
        "code": "canonical"
      } ],
      "max": "1",
      "id": "Parameters.parameter:default-valueset-version.value[x]",
      "condition": [ "inv-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.value[x]"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.value[x].id",
      "min": 0,
      "definition": "unique id for the element within a resource (for internal references)",
      "isModifier": false,
      "short": "xml:id (or equivalent in JSON)",
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:default-valueset-version.value[x].id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.value[x].extension",
      "min": 0,
      "definition": "An Extension",
      "isModifier": false,
      "short": "Extension",
      "slicing": {
        "rules": "open",
        "ordered": false,
        "discriminator": [ {
          "path": "url",
          "type": "value"
        } ]
      },
      "type": [ {
        "code": "Extension"
      } ],
      "max": "*",
      "id": "Parameters.parameter:default-valueset-version.value[x].extension",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.value[x].extension",
      "min": 0,
      "definition": "The title or other name to display when referencing a resource by canonical URL.",
      "isModifier": false,
      "short": "Display name for canonical reference",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/display" ]
      } ],
      "sliceName": "display",
      "max": "1",
      "id": "Parameters.parameter:default-valueset-version.value[x].extension:display",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "path": "Parameters.parameter.value[x].value",
      "min": 0,
      "definition": "Primitive value for canonical",
      "isModifier": false,
      "short": "Primitive value for canonical",
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        }, {
          "url": "http://hl7.org/fhir/StructureDefinition/regex",
          "valueString": "\\S*"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:default-valueset-version.value[x].value",
      "base": {
        "max": "1",
        "min": 0,
        "path": "uri.value"
      },
      "isSummary": false
    }, {
      "path": "Parameters.parameter.resource",
      "min": 0,
      "definition": "If the parameter is a whole resource.",
      "isModifier": false,
      "short": "If parameter is a whole resource",
      "type": [ {
        "code": "Resource"
      } ],
      "max": "1",
      "id": "Parameters.parameter:default-valueset-version.resource",
      "condition": [ "inv-1" ],
      "comment": "When resolving references in resources, the operation definition may specify how references may be resolved between parameters. If a reference cannot be resolved between the parameters, the application should fall back to it's general resource resolution methods.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.resource"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.part",
      "min": 0,
      "definition": "A named part of a multi-part parameter.",
      "isModifier": false,
      "short": "Named part of a multi-part parameter",
      "contentReference": "http://hl7.org/fhir/StructureDefinition/Parameters#Parameters.parameter",
      "max": "*",
      "id": "Parameters.parameter:default-valueset-version.part",
      "comment": "Only one level of nested parameters is allowed.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter.part"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "inv-1",
        "human": "A parameter must have one and only one of (value, resource, part)",
        "xpath": "(exists(f:resource) or exists(f:part) or exists(f:*[starts-with(local-name(.), 'value')])) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:resource))) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:part))) and not(exists(f:part) and exists(f:resource))",
        "source": "http://hl7.org/fhir/StructureDefinition/Parameters",
        "severity": "error",
        "expression": "(part.exists() and value.empty() and resource.empty()) or (part.empty() and (value.exists() xor resource.exists()))"
      } ],
      "path": "Parameters.parameter",
      "min": 0,
      "definition": "Specifies a version to use for an artifact, if the reference does not specify which one to use (i.e. is a version-independent reference). The format is the same as a versioned canonical reference: [artifact-url]|[version] - e.g. http://example.org/StructureDefinition/example|1.0.0",
      "isModifier": false,
      "short": "Canonical version (deprecated, use default-canonical-version)",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "sliceName": "canonicalVersion",
      "max": "*",
      "id": "Parameters.parameter:canonicalVersion",
      "comment": "In CRMI 1.0, this parameter was proposed as a generalization that could be used to specify canonical version for any artifact. In CRMI 2.0, the parameter is default-canonical-version, and is only used for artifacts other than code systems and value sets.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:canonicalVersion.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "Parameters.parameter:canonicalVersion.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](http://hl7.org/fhir/R4/extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "Parameters.parameter:canonicalVersion.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.name",
      "min": 1,
      "definition": "The name of the parameter (reference to the operation definition).",
      "isModifier": false,
      "short": "Name from the definition",
      "type": [ {
        "code": "string"
      } ],
      "max": "1",
      "fixedString": "canonicalVersion",
      "id": "Parameters.parameter:canonicalVersion.name",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Parameters.parameter.name"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.value[x]",
      "min": 1,
      "definition": "If the parameter is a data type.",
      "isModifier": false,
      "short": "If parameter is a data type",
      "type": [ {
        "code": "canonical"
      } ],
      "max": "1",
      "id": "Parameters.parameter:canonicalVersion.value[x]",
      "condition": [ "inv-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.value[x]"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.value[x].id",
      "min": 0,
      "definition": "unique id for the element within a resource (for internal references)",
      "isModifier": false,
      "short": "xml:id (or equivalent in JSON)",
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:canonicalVersion.value[x].id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.value[x].extension",
      "min": 0,
      "definition": "An Extension",
      "isModifier": false,
      "short": "Extension",
      "slicing": {
        "rules": "open",
        "ordered": false,
        "discriminator": [ {
          "path": "url",
          "type": "value"
        } ]
      },
      "type": [ {
        "code": "Extension"
      } ],
      "max": "*",
      "id": "Parameters.parameter:canonicalVersion.value[x].extension",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.value[x].extension",
      "min": 0,
      "definition": "The title or other name to display when referencing a resource by canonical URL.",
      "isModifier": false,
      "short": "Display name for canonical reference",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/display" ]
      } ],
      "sliceName": "display",
      "max": "1",
      "id": "Parameters.parameter:canonicalVersion.value[x].extension:display",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.value[x].extension",
      "min": 0,
      "definition": "Specifies the type of resource the canonical references. If present, this extension SHALL be consistent with the actual type of the resource specified by the canonical on which it appears.",
      "isModifier": false,
      "short": "What type of resource",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/cqf-resourceType" ]
      } ],
      "sliceName": "resourceType",
      "max": "1",
      "id": "Parameters.parameter:canonicalVersion.value[x].extension:resourceType",
      "comment": "Knowing the actual type of the target of a canonical resource allows for improved processing of knowledge artifacts, but this information cannot be reliably inferred from the canonical URL, the URL must be resolved. This extension can be used to provide this information to facilitate dependency processing.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "path": "Parameters.parameter.value[x].value",
      "min": 0,
      "definition": "Primitive value for canonical",
      "isModifier": false,
      "short": "Primitive value for canonical",
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        }, {
          "url": "http://hl7.org/fhir/StructureDefinition/regex",
          "valueString": "\\S*"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:canonicalVersion.value[x].value",
      "base": {
        "max": "1",
        "min": 0,
        "path": "uri.value"
      },
      "isSummary": false
    }, {
      "path": "Parameters.parameter.resource",
      "min": 0,
      "definition": "If the parameter is a whole resource.",
      "isModifier": false,
      "short": "If parameter is a whole resource",
      "type": [ {
        "code": "Resource"
      } ],
      "max": "1",
      "id": "Parameters.parameter:canonicalVersion.resource",
      "condition": [ "inv-1" ],
      "comment": "When resolving references in resources, the operation definition may specify how references may be resolved between parameters. If a reference cannot be resolved between the parameters, the application should fall back to it's general resource resolution methods.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.resource"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.part",
      "min": 0,
      "definition": "A named part of a multi-part parameter.",
      "isModifier": false,
      "short": "Named part of a multi-part parameter",
      "contentReference": "http://hl7.org/fhir/StructureDefinition/Parameters#Parameters.parameter",
      "max": "*",
      "id": "Parameters.parameter:canonicalVersion.part",
      "comment": "Only one level of nested parameters is allowed.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter.part"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "inv-1",
        "human": "A parameter must have one and only one of (value, resource, part)",
        "xpath": "(exists(f:resource) or exists(f:part) or exists(f:*[starts-with(local-name(.), 'value')])) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:resource))) and not(exists(f:*[starts-with(local-name(.), 'value')])) and exists(f:part))) and not(exists(f:part) and exists(f:resource))",
        "source": "http://hl7.org/fhir/StructureDefinition/Parameters",
        "severity": "error",
        "expression": "(part.exists() and value.empty() and resource.empty()) or (part.empty() and (value.exists() xor resource.exists()))"
      } ],
      "path": "Parameters.parameter",
      "min": 0,
      "definition": "Specifies a version to use for an artifact, if the reference does not specify which one to use (i.e. is a version-independent reference). The format is the same as a versioned canonical reference: [artifact-url]|[version] - e.g. http://example.org/StructureDefinition/example|1.0.0",
      "isModifier": false,
      "short": "Canonical version",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "sliceName": "default-canonical-version",
      "max": "*",
      "id": "Parameters.parameter:default-canonical-version",
      "comment": "This parameter specifies the version to use for any canonical type of canonical artifact. For legacy reasons, the system-version (deprecated) and default-system-version parameters are used for CodeSystem references, and the default-valueset-version parameter is used for ValueSet references.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:default-canonical-version.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "Parameters.parameter:default-canonical-version.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](http://hl7.org/fhir/R4/extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "Parameters.parameter:default-canonical-version.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.name",
      "min": 1,
      "definition": "The name of the parameter (reference to the operation definition).",
      "isModifier": false,
      "short": "Name from the definition",
      "type": [ {
        "code": "string"
      } ],
      "max": "1",
      "fixedString": "default-canonical-version",
      "id": "Parameters.parameter:default-canonical-version.name",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Parameters.parameter.name"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.value[x]",
      "min": 1,
      "definition": "If the parameter is a data type.",
      "isModifier": false,
      "short": "If parameter is a data type",
      "type": [ {
        "code": "canonical"
      } ],
      "max": "1",
      "id": "Parameters.parameter:default-canonical-version.value[x]",
      "condition": [ "inv-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.value[x]"
      },
      "isSummary": true
    }, {
      "path": "Parameters.parameter.value[x].id",
      "min": 0,
      "definition": "unique id for the element within a resource (for internal references)",
      "isModifier": false,
      "short": "xml:id (or equivalent in JSON)",
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:default-canonical-version.value[x].id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.value[x].extension",
      "min": 0,
      "definition": "An Extension",
      "isModifier": false,
      "short": "Extension",
      "slicing": {
        "rules": "open",
        "ordered": false,
        "discriminator": [ {
          "path": "url",
          "type": "value"
        } ]
      },
      "type": [ {
        "code": "Extension"
      } ],
      "max": "*",
      "id": "Parameters.parameter:default-canonical-version.value[x].extension",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.value[x].extension",
      "min": 0,
      "definition": "The title or other name to display when referencing a resource by canonical URL.",
      "isModifier": false,
      "short": "Display name for canonical reference",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/display" ]
      } ],
      "sliceName": "display",
      "max": "1",
      "id": "Parameters.parameter:default-canonical-version.value[x].extension:display",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.value[x].extension",
      "min": 0,
      "definition": "If the reference is to a [non-canonical-artifact](artifact-lifecycle.html#non-canonical-artifacts), this extension is used to provide a canonical-like reference as a uri (e.g. http://example.org/fhir/Group/example|1.0.0).",
      "isModifier": false,
      "short": "Uri for non-canonical artifact",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/artifact-uriReference" ]
      } ],
      "sliceName": "uriReference",
      "max": "1",
      "id": "Parameters.parameter:default-canonical-version.value[x].extension:uriReference",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Parameters.parameter.value[x].extension",
      "min": 0,
      "definition": "Specifies the type of resource the canonical references. If present, this extension SHALL be consistent with the actual type of the resource specified by the canonical on which it appears.",
      "isModifier": false,
      "short": "What type of resource",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/cqf-resourceType" ]
      } ],
      "sliceName": "resourceType",
      "max": "1",
      "id": "Parameters.parameter:default-canonical-version.value[x].extension:resourceType",
      "comment": "Knowing the actual type of the target of a canonical resource allows for improved processing of knowledge artifacts, but this information cannot be reliably inferred from the canonical URL, the URL must be resolved. This extension can be used to provide this information to facilitate dependency processing.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "path": "Parameters.parameter.value[x].value",
      "min": 0,
      "definition": "Primitive value for canonical",
      "isModifier": false,
      "short": "Primitive value for canonical",
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        }, {
          "url": "http://hl7.org/fhir/StructureDefinition/regex",
          "valueString": "\\S*"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Parameters.parameter:default-canonical-version.value[x].value",
      "base": {
        "max": "1",
        "min": 0,
        "path": "uri.value"
      },
      "isSummary": false
    }, {
      "path": "Parameters.parameter.resource",
      "min": 0,
      "definition": "If the parameter is a whole resource.",
      "isModifier": false,
      "short": "If parameter is a whole resource",
      "type": [ {
        "code": "Resource"
      } ],
      "max": "1",
      "id": "Parameters.parameter:default-canonical-version.resource",
      "condition": [ "inv-1" ],
      "comment": "When resolving references in resources, the operation definition may specify how references may be resolved between parameters. If a reference cannot be resolved between the parameters, the application should fall back to it's general resource resolution methods.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Parameters.parameter.resource"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Parameters.parameter.part",
      "min": 0,
      "definition": "A named part of a multi-part parameter.",
      "isModifier": false,
      "short": "Named part of a multi-part parameter",
      "contentReference": "http://hl7.org/fhir/StructureDefinition/Parameters#Parameters.parameter",
      "max": "*",
      "id": "Parameters.parameter:default-canonical-version.part",
      "comment": "Only one level of nested parameters is allowed.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Parameters.parameter.part"
      },
      "isSummary": true
    } ],
    "extension": [ {
      "url": "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version",
      "valueString": "4.0.1"
    } ]
  },
  "status": "active",
  "id": "e3d5dd9b-a1ea-4239-bab8-74a9fa505bb6",
  "kind": "resource",
  "url": "http://hl7.org/fhir/uv/crmi/StructureDefinition/crmi-manifestparameters",
  "identifier": [ {
    "value": "urn:oid:2.16.840.1.113883.4.642.40.38.42.66",
    "system": "urn:ietf:rfc:3986"
  } ],
  "version": "2.0.0-ballot",
  "differential": {
    "element": [ {
      "id": "Parameters",
      "path": "Parameters",
      "mustSupport": false
    }, {
      "id": "Parameters.parameter",
      "path": "Parameters.parameter",
      "slicing": {
        "rules": "open",
        "ordered": false,
        "discriminator": [ {
          "path": "name",
          "type": "value"
        } ]
      }
    }, {
      "id": "Parameters.parameter:includeDefinition",
      "max": "1",
      "min": 0,
      "path": "Parameters.parameter",
      "short": "Include definition?",
      "sliceName": "includeDefinition",
      "definition": "Controls whether the value set definition is included or excluded in value set expansions. This includes all elements of the ValueSet, including extensions, with the exception that the id and meta elements would be specific to the expansion, not to the definition of the value set, and the expansion itself is filled out."
    }, {
      "id": "Parameters.parameter:includeDefinition.name",
      "path": "Parameters.parameter.name",
      "fixedString": "includeDefinition"
    }, {
      "id": "Parameters.parameter:includeDefinition.value[x]",
      "min": 1,
      "path": "Parameters.parameter.value[x]",
      "type": [ {
        "code": "boolean"
      } ]
    }, {
      "id": "Parameters.parameter:activeOnly",
      "max": "1",
      "min": 0,
      "path": "Parameters.parameter",
      "short": "Only include active codes?",
      "sliceName": "activeOnly",
      "definition": "Controls whether inactive concepts are included or excluded in value set expansions. Note that if the value set explicitly specifies that inactive codes are included, this parameter can still remove them from a specific expansion, but this parameter cannot include them if the value set excludes them"
    }, {
      "id": "Parameters.parameter:activeOnly.name",
      "path": "Parameters.parameter.name",
      "fixedString": "activeOnly"
    }, {
      "id": "Parameters.parameter:activeOnly.value[x]",
      "min": 1,
      "path": "Parameters.parameter.value[x]",
      "type": [ {
        "code": "boolean"
      } ]
    }, {
      "id": "Parameters.parameter:includeDraft",
      "max": "1",
      "min": 0,
      "path": "Parameters.parameter",
      "short": "Include unreleased content?",
      "sliceName": "includeDraft",
      "definition": "Indicates that draft versions of the value set should be considered when determining the version of the value set to be used to perform the expand. If one (or more) draft versions exist, the $expand operation should use the latest draft to create the expansion. This parameter cannot be used at the same time as the valueSetVersion parameter. If a draft version does not exist, then the service should use the latest published (status=Active) version."
    }, {
      "id": "Parameters.parameter:includeDraft.name",
      "path": "Parameters.parameter.name",
      "fixedString": "includeDraft"
    }, {
      "id": "Parameters.parameter:includeDraft.value[x]",
      "min": 1,
      "path": "Parameters.parameter.value[x]",
      "type": [ {
        "code": "boolean"
      } ]
    }, {
      "id": "Parameters.parameter:lastActiveVersion",
      "max": "1",
      "min": 0,
      "path": "Parameters.parameter",
      "short": "Indicate last active version?",
      "sliceName": "lastActiveVersion",
      "definition": "Indicates that if a code explicitly named in the definition is not active in the current (or requested) version of the code system for the expansion, that it should be included in the expansion with the version of the code system in which it was last active."
    }, {
      "id": "Parameters.parameter:lastActiveVersion.name",
      "path": "Parameters.parameter.name",
      "fixedString": "lastActiveVersion"
    }, {
      "id": "Parameters.parameter:lastActiveVersion.value[x]",
      "min": 1,
      "path": "Parameters.parameter.value[x]",
      "type": [ {
        "code": "boolean"
      } ]
    }, {
      "id": "Parameters.parameter:system-version",
      "max": "*",
      "min": 0,
      "path": "Parameters.parameter",
      "short": "Code system version (deprecated, use default-system-version)",
      "comment": "Note that system-version is the name of the parameter in the R4 version of the $expand operation. It is being deprecated and replaced with default-system-version, but this profile supports both until the ecosystem fully supports the default-system-versionparameter.",
      "sliceName": "system-version",
      "definition": "Specifies a version to use for a code system, if the reference does not specify which one to use (i.e. is a version-independent reference). The format is the same as a versioned canonical reference: [system]|[version] - e.g. http://loinc.org|2.56"
    }, {
      "id": "Parameters.parameter:system-version.name",
      "path": "Parameters.parameter.name",
      "fixedString": "system-version"
    }, {
      "id": "Parameters.parameter:system-version.value[x]",
      "min": 1,
      "path": "Parameters.parameter.value[x]",
      "type": [ {
        "code": "canonical"
      } ]
    }, {
      "id": "Parameters.parameter:system-version.value[x].extension:display",
      "max": "1",
      "min": 0,
      "path": "Parameters.parameter.value[x].extension",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/display" ]
      } ],
      "sliceName": "display"
    }, {
      "id": "Parameters.parameter:default-system-version",
      "max": "*",
      "min": 0,
      "path": "Parameters.parameter",
      "short": "Code system version",
      "sliceName": "default-system-version",
      "definition": "Specifies a version to use for a code system, if the reference does not specify which one to use (i.e. is a version-independent reference). The format is the same as a versioned canonical reference: [system]|[version] - e.g. http://loinc.org|2.56"
    }, {
      "id": "Parameters.parameter:default-system-version.name",
      "path": "Parameters.parameter.name",
      "fixedString": "default-system-version"
    }, {
      "id": "Parameters.parameter:default-system-version.value[x]",
      "min": 1,
      "path": "Parameters.parameter.value[x]",
      "type": [ {
        "code": "canonical"
      } ]
    }, {
      "id": "Parameters.parameter:default-system-version.value[x].extension:display",
      "max": "1",
      "min": 0,
      "path": "Parameters.parameter.value[x].extension",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/display" ]
      } ],
      "sliceName": "display"
    }, {
      "id": "Parameters.parameter:default-valueset-version",
      "max": "*",
      "min": 0,
      "path": "Parameters.parameter",
      "short": "Value set version",
      "sliceName": "default-valueset-version",
      "definition": "Specifies a version to use for a value set, if the reference does not specify which one to use (i.e. is a version-independent reference). The format is the same as a versioned canonical reference: [valueset]|[version] - e.g. http://example.org/ValueSet/example|1.0.0"
    }, {
      "id": "Parameters.parameter:default-valueset-version.name",
      "path": "Parameters.parameter.name",
      "fixedString": "default-valueset-version"
    }, {
      "id": "Parameters.parameter:default-valueset-version.value[x]",
      "min": 1,
      "path": "Parameters.parameter.value[x]",
      "type": [ {
        "code": "canonical"
      } ]
    }, {
      "id": "Parameters.parameter:default-valueset-version.value[x].extension:display",
      "max": "1",
      "min": 0,
      "path": "Parameters.parameter.value[x].extension",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/display" ]
      } ],
      "sliceName": "display"
    }, {
      "id": "Parameters.parameter:canonicalVersion",
      "max": "*",
      "min": 0,
      "path": "Parameters.parameter",
      "short": "Canonical version (deprecated, use default-canonical-version)",
      "comment": "In CRMI 1.0, this parameter was proposed as a generalization that could be used to specify canonical version for any artifact. In CRMI 2.0, the parameter is default-canonical-version, and is only used for artifacts other than code systems and value sets.",
      "sliceName": "canonicalVersion",
      "definition": "Specifies a version to use for an artifact, if the reference does not specify which one to use (i.e. is a version-independent reference). The format is the same as a versioned canonical reference: [artifact-url]|[version] - e.g. http://example.org/StructureDefinition/example|1.0.0"
    }, {
      "id": "Parameters.parameter:canonicalVersion.name",
      "path": "Parameters.parameter.name",
      "fixedString": "canonicalVersion"
    }, {
      "id": "Parameters.parameter:canonicalVersion.value[x]",
      "min": 1,
      "path": "Parameters.parameter.value[x]",
      "type": [ {
        "code": "canonical"
      } ]
    }, {
      "id": "Parameters.parameter:canonicalVersion.value[x].extension:display",
      "max": "1",
      "min": 0,
      "path": "Parameters.parameter.value[x].extension",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/display" ]
      } ],
      "sliceName": "display"
    }, {
      "id": "Parameters.parameter:canonicalVersion.value[x].extension:resourceType",
      "max": "1",
      "min": 0,
      "path": "Parameters.parameter.value[x].extension",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/cqf-resourceType" ]
      } ],
      "sliceName": "resourceType"
    }, {
      "id": "Parameters.parameter:default-canonical-version",
      "max": "*",
      "min": 0,
      "path": "Parameters.parameter",
      "short": "Canonical version",
      "comment": "This parameter specifies the version to use for any canonical type of canonical artifact. For legacy reasons, the system-version (deprecated) and default-system-version parameters are used for CodeSystem references, and the default-valueset-version parameter is used for ValueSet references.",
      "sliceName": "default-canonical-version",
      "definition": "Specifies a version to use for an artifact, if the reference does not specify which one to use (i.e. is a version-independent reference). The format is the same as a versioned canonical reference: [artifact-url]|[version] - e.g. http://example.org/StructureDefinition/example|1.0.0"
    }, {
      "id": "Parameters.parameter:default-canonical-version.name",
      "path": "Parameters.parameter.name",
      "fixedString": "default-canonical-version"
    }, {
      "id": "Parameters.parameter:default-canonical-version.value[x]",
      "min": 1,
      "path": "Parameters.parameter.value[x]",
      "type": [ {
        "code": "canonical"
      } ]
    }, {
      "id": "Parameters.parameter:default-canonical-version.value[x].extension:display",
      "max": "1",
      "min": 0,
      "path": "Parameters.parameter.value[x].extension",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/display" ]
      } ],
      "sliceName": "display"
    }, {
      "id": "Parameters.parameter:default-canonical-version.value[x].extension:uriReference",
      "max": "1",
      "min": 0,
      "path": "Parameters.parameter.value[x].extension",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/artifact-uriReference" ]
      } ],
      "short": "Uri for non-canonical artifact",
      "sliceName": "uriReference",
      "definition": "If the reference is to a [non-canonical-artifact](artifact-lifecycle.html#non-canonical-artifacts), this extension is used to provide a canonical-like reference as a uri (e.g. http://example.org/fhir/Group/example|1.0.0)."
    }, {
      "id": "Parameters.parameter:default-canonical-version.value[x].extension:resourceType",
      "max": "1",
      "min": 0,
      "path": "Parameters.parameter.value[x].extension",
      "type": [ {
        "code": "Extension",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/cqf-resourceType" ]
      } ],
      "sliceName": "resourceType"
    } ]
  },
  "contact": [ {
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/dss",
      "system": "url"
    } ]
  } ],
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Parameters"
}