PackagesCanonicalsLogsProblems
    Packages
    hl7.fhir.uv.xver-r4.r3@0.1.0
    http://hl7.org/fhir/4.0/StructureDefinition/extension-TerminologyCapabilities.useContext
{
  "description": "R4: `TerminologyCapabilities.useContext` (new:UsageContext)",
  "_filename": "StructureDefinition-ext-R4-TerminologyCapabilities.useContext.json",
  "package_name": "hl7.fhir.uv.xver-r4.r3",
  "date": "2026-03-17T21:02:03.8104715+00:00",
  "derivation": "constraint",
  "publisher": "FHIR Infrastructure",
  "fhirVersion": "3.0.2",
  "jurisdiction": [ {
    "coding": [ {
      "code": "001",
      "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "display": "World"
    } ]
  } ],
  "purpose": "This extension is part of the cross-version definitions generated to enable use of the\r\nelement `TerminologyCapabilities.useContext` as defined in FHIR R4\r\nin FHIR STU3.\r\n\r\nThe source element is defined as:\r\n`TerminologyCapabilities.useContext` 0..* `UsageContext`\r\n\r\nFollowing are the generation technical comments:\r\nElement `TerminologyCapabilities.useContext` is not mapped to FHIR STU3, since FHIR R4 `TerminologyCapabilities` is not mapped.\nElement `TerminologyCapabilities.useContext` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
  "name": "ExtensionTerminologyCapabilities_UseContext",
  "mapping": [ {
    "uri": "http://hl7.org/v3",
    "name": "RIM Mapping",
    "identity": "rim"
  } ],
  "abstract": false,
  "type": "Extension",
  "experimental": "false",
  "resourceType": "StructureDefinition",
  "title": "R4: The context that the content is intended to support (new)",
  "package_version": "0.1.0",
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode": "fhir"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/package-source",
    "extension": [ {
      "url": "packageId",
      "valueId": "hl7.fhir.uv.xver-r4.r3"
    }, {
      "url": "version",
      "valueString": "0.1.0"
    }, {
      "url": "uri",
      "valueUri": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r4.r3"
    } ]
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger": 0,
    "_valueInteger": {
      "extension": [ {
        "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
        "valueUri": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r4.r3"
      } ]
    }
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "trial-use",
    "_valueCode": {
      "extension": [ {
        "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
        "valueUri": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r4.r3"
      } ]
    }
  } ],
  "snapshot": {
    "element": [ {
      "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() | (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": "Extension",
      "min": 0,
      "definition": "R4: `TerminologyCapabilities.useContext` (new:UsageContext)",
      "isModifier": false,
      "short": "R4: The context that the content is intended to support (new)",
      "max": "*",
      "id": "Extension",
      "condition": [ "ele-1" ],
      "comment": "Element `TerminologyCapabilities.useContext` is not mapped to FHIR STU3, since FHIR R4 `TerminologyCapabilities` is not mapped.\nElement `TerminologyCapabilities.useContext` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).\nWhen multiple useContexts are specified, there is no expectation that all or any of the contexts apply.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Extension"
      }
    }, {
      "path": "Extension.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.",
      "short": "xml:id (or equivalent in JSON)",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "string"
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      }
    }, {
      "path": "Extension.extension",
      "min": 0,
      "definition": "An Extension",
      "short": "Extension",
      "slicing": {
        "rules": "open",
        "ordered": false,
        "description": "Extensions are always sliced by (at least) url",
        "discriminator": [ {
          "path": "url",
          "type": "value"
        } ]
      },
      "type": [ {
        "code": "Extension"
      } ],
      "max": "*",
      "id": "Extension.extension",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      }
    }, {
      "path": "Extension.extension",
      "min": 1,
      "definition": "Slice to indicate the presence of a R4 `UsageContext` in FHIR STU3",
      "short": "DataType slice for a FHIR R4 `UsageContext` value",
      "type": [ {
        "code": "Extension"
      } ],
      "sliceName": "_datatype",
      "max": "1",
      "id": "Extension.extension:_datatype",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      }
    }, {
      "path": "Extension.extension.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.",
      "short": "xml:id (or equivalent in JSON)",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "string"
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension.extension:_datatype.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      }
    }, {
      "path": "Extension.extension.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. In order 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 is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "short": "Additional Content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "slicing": {
        "rules": "open",
        "description": "Extensions are always sliced by (at least) url",
        "discriminator": [ {
          "path": "url",
          "type": "value"
        } ]
      },
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "Extension.extension:_datatype.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"
      }
    }, {
      "path": "Extension.extension.url",
      "min": 1,
      "definition": "Source of the definition for the extension code - a logical name or a URL.",
      "short": "identifies the meaning of the extension",
      "fixedUri": "http://hl7.org/fhir/StructureDefinition/_datatype",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "uri"
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension.extension:_datatype.url",
      "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Extension.url"
      }
    }, {
      "path": "Extension.extension.value[x]",
      "min": 1,
      "definition": "Value of extension - may be a resource or one of a constrained set of the data types (see Extensibility in the spec for list).",
      "short": "Value of extension",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "string"
      } ],
      "max": "1",
      "fixedString": "UsageContext",
      "id": "Extension.extension:_datatype.value[x]",
      "comment": "Must be: UsageContext",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Extension.value[x]"
      }
    }, {
      "path": "Extension.extension",
      "requirements": "Element `UsageContext.code` is mapped to FHIR STU3 element `UsageContext.code` as `Equivalent`.",
      "min": 1,
      "definition": "R4: `UsageContext.code`",
      "short": "R4: code",
      "type": [ {
        "code": "Extension"
      } ],
      "sliceName": "code",
      "max": "1",
      "id": "Extension.extension:code",
      "comment": "Element `UsageContext.code` is mapped to FHIR STU3 element `UsageContext.code` as `Equivalent`.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      }
    }, {
      "path": "Extension.extension.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.",
      "short": "xml:id (or equivalent in JSON)",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "string"
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension.extension:code.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      }
    }, {
      "path": "Extension.extension.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. In order 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 is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "short": "Additional Content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "slicing": {
        "rules": "open",
        "description": "Extensions are always sliced by (at least) url",
        "discriminator": [ {
          "path": "url",
          "type": "value"
        } ]
      },
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "Extension.extension:code.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"
      }
    }, {
      "path": "Extension.extension.url",
      "min": 1,
      "definition": "Source of the definition for the extension code - a logical name or a URL.",
      "short": "identifies the meaning of the extension",
      "fixedUri": "code",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "uri"
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension.extension:code.url",
      "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Extension.url"
      }
    }, {
      "path": "Extension.extension.value[x]",
      "min": 1,
      "definition": "A code that identifies the type of context being specified by this usage context.",
      "short": "Type of context being specified",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Coding"
      } ],
      "binding": {
        "strength": "extensible",
        "description": "A code that specifies a type of context being specified by a usage context.",
        "valueSetUri": "http://hl7.org/fhir/uv/xver/ValueSet/R4-usage-context-type-for-R3|0.1.0"
      },
      "max": "1",
      "id": "Extension.extension:code.value[x]",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Extension.value[x]"
      }
    }, {
      "path": "Extension.extension",
      "requirements": "Element `UsageContext.value[x]` is mapped to FHIR STU3 element `UsageContext.value[x]` as `SourceIsBroaderThanTarget`.\nThe mappings for `UsageContext.value[x]` do not cover the following types: Reference.\nThe target context `UsageContext.value[x]` is a choice-type element and cannot directly hold extensions. The context is moved up to parent element `UsageContext`.",
      "min": 1,
      "definition": "R4: `UsageContext.value[x]` additional types (Reference(http://hl7.org/fhir/StructureDefinition/PlanDefinition), Reference(http://hl7.org/fhir/StructureDefinition/ResearchStudy), Reference(http://hl7.org/fhir/StructureDefinition/InsurancePlan), Reference(http://hl7.org/fhir/StructureDefinition/HealthcareService), Reference(http://hl7.org/fhir/StructureDefinition/Group), Reference(http://hl7.org/fhir/StructureDefinition/Location), Reference(http://hl7.org/fhir/StructureDefinition/Organization))",
      "short": "R4: value additional types",
      "type": [ {
        "code": "Extension"
      } ],
      "sliceName": "value",
      "max": "1",
      "id": "Extension.extension:value",
      "comment": "Element `UsageContext.value[x]` is mapped to FHIR STU3 element `UsageContext.value[x]` as `SourceIsBroaderThanTarget`.\nThe mappings for `UsageContext.value[x]` do not cover the following types: Reference.\nThe target context `UsageContext.value[x]` is a choice-type element and cannot directly hold extensions. The context is moved up to parent element `UsageContext`.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      }
    }, {
      "path": "Extension.extension.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.",
      "short": "xml:id (or equivalent in JSON)",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "string"
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension.extension:value.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      }
    }, {
      "path": "Extension.extension.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. In order 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 is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "short": "Additional Content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "slicing": {
        "rules": "open",
        "description": "Extensions are always sliced by (at least) url",
        "discriminator": [ {
          "path": "url",
          "type": "value"
        } ]
      },
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "Extension.extension:value.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"
      }
    }, {
      "path": "Extension.extension.url",
      "min": 1,
      "definition": "Source of the definition for the extension code - a logical name or a URL.",
      "short": "identifies the meaning of the extension",
      "fixedUri": "value",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "uri"
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension.extension:value.url",
      "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Extension.url"
      }
    }, {
      "path": "Extension.extension.value[x]",
      "min": 1,
      "definition": "A value that defines the context specified in this context of use. The interpretation of the value is defined by the code.",
      "short": "Value that defines the context",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/4.0/StructureDefinition/profile-PlanDefinition|0.1.0"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/PlanDefinition"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/4.0/StructureDefinition/profile-ResearchStudy|0.1.0"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/ResearchStudy"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/4.0/StructureDefinition/profile-InsurancePlan|0.1.0"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Basic"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/4.0/StructureDefinition/profile-HealthcareService|0.1.0"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/HealthcareService"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/4.0/StructureDefinition/profile-Group|0.1.0"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Group"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/4.0/StructureDefinition/profile-Location|0.1.0"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Location"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/4.0/StructureDefinition/profile-Organization|0.1.0"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Organization"
      } ],
      "max": "1",
      "id": "Extension.extension:value.value[x]",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Extension.value[x]"
      }
    }, {
      "path": "Extension.url",
      "min": 1,
      "definition": "Source of the definition for the extension code - a logical name or a URL.",
      "short": "identifies the meaning of the extension",
      "fixedUri": "http://hl7.org/fhir/4.0/StructureDefinition/extension-TerminologyCapabilities.useContext",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "uri"
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension.url",
      "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Extension.url"
      }
    }, {
      "path": "Extension.value[x]",
      "min": 0,
      "definition": "Value of extension - may be a resource or one of a constrained set of the data types (see Extensibility in the spec for list).",
      "short": "Value of extension",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "base64Binary"
      }, {
        "code": "boolean"
      }, {
        "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": "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": "Meta"
      } ],
      "max": "0",
      "id": "Extension.value[x]",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Extension.value[x]"
      }
    } ]
  },
  "status": "active",
  "id": "61176b7f-facd-4907-babf-21d6f8418015",
  "kind": "complex-type",
  "url": "http://hl7.org/fhir/4.0/StructureDefinition/extension-TerminologyCapabilities.useContext",
  "context": [ "Basic" ],
  "version": "0.1.0",
  "differential": {
    "element": [ {
      "path": "Extension",
      "min": 0,
      "definition": "R4: `TerminologyCapabilities.useContext` (new:UsageContext)",
      "isModifier": false,
      "short": "R4: The context that the content is intended to support (new)",
      "max": "*",
      "id": "Extension",
      "comment": "Element `TerminologyCapabilities.useContext` is not mapped to FHIR STU3, since FHIR R4 `TerminologyCapabilities` is not mapped.\nElement `TerminologyCapabilities.useContext` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).\nWhen multiple useContexts are specified, there is no expectation that all or any of the contexts apply.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Extension"
      }
    }, {
      "id": "Extension.extension",
      "max": "*",
      "min": 0,
      "base": {
        "max": "*",
        "min": 0,
        "path": "Extension.extension"
      },
      "path": "Extension.extension",
      "slicing": {
        "rules": "open",
        "ordered": false,
        "discriminator": [ {
          "path": "url",
          "type": "value"
        } ]
      }
    }, {
      "id": "Extension.extension:_datatype",
      "max": "1",
      "min": 1,
      "base": {
        "max": "*",
        "min": 0,
        "path": "Extension.extension"
      },
      "path": "Extension.extension",
      "short": "DataType slice for a FHIR R4 `UsageContext` value",
      "sliceName": "_datatype",
      "definition": "Slice to indicate the presence of a R4 `UsageContext` in FHIR STU3"
    }, {
      "id": "Extension.extension:_datatype.url",
      "max": "1",
      "min": 1,
      "base": {
        "max": "1",
        "min": 1,
        "path": "Extension.url"
      },
      "path": "Extension.extension.url",
      "fixedUri": "http://hl7.org/fhir/StructureDefinition/_datatype"
    }, {
      "id": "Extension.extension:_datatype.value[x]",
      "max": "1",
      "min": 1,
      "base": {
        "max": "1",
        "min": 0,
        "path": "Extension.value[x]"
      },
      "path": "Extension.extension.value[x]",
      "type": [ {
        "code": "string"
      } ],
      "comment": "Must be: UsageContext",
      "fixedString": "UsageContext"
    }, {
      "path": "Extension.extension",
      "requirements": "Element `UsageContext.code` is mapped to FHIR STU3 element `UsageContext.code` as `Equivalent`.",
      "min": 1,
      "definition": "R4: `UsageContext.code`",
      "short": "R4: code",
      "sliceName": "code",
      "max": "1",
      "id": "Extension.extension:code",
      "comment": "Element `UsageContext.code` is mapped to FHIR STU3 element `UsageContext.code` as `Equivalent`.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Extension.extension"
      }
    }, {
      "id": "Extension.extension:code.url",
      "max": "1",
      "min": 1,
      "base": {
        "max": "1",
        "min": 1,
        "path": "Extension.url"
      },
      "path": "Extension.extension.url",
      "fixedUri": "code"
    }, {
      "path": "Extension.extension.value[x]",
      "min": 1,
      "definition": "A code that identifies the type of context being specified by this usage context.",
      "short": "Type of context being specified",
      "type": [ {
        "code": "Coding"
      } ],
      "binding": {
        "strength": "extensible",
        "description": "A code that specifies a type of context being specified by a usage context.",
        "valueSetUri": "http://hl7.org/fhir/uv/xver/ValueSet/R4-usage-context-type-for-R3|0.1.0"
      },
      "max": "1",
      "id": "Extension.extension:code.value[x]",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Extension.value[x]"
      }
    }, {
      "path": "Extension.extension",
      "requirements": "Element `UsageContext.value[x]` is mapped to FHIR STU3 element `UsageContext.value[x]` as `SourceIsBroaderThanTarget`.\nThe mappings for `UsageContext.value[x]` do not cover the following types: Reference.\nThe target context `UsageContext.value[x]` is a choice-type element and cannot directly hold extensions. The context is moved up to parent element `UsageContext`.",
      "min": 1,
      "definition": "R4: `UsageContext.value[x]` additional types (Reference(http://hl7.org/fhir/StructureDefinition/PlanDefinition), Reference(http://hl7.org/fhir/StructureDefinition/ResearchStudy), Reference(http://hl7.org/fhir/StructureDefinition/InsurancePlan), Reference(http://hl7.org/fhir/StructureDefinition/HealthcareService), Reference(http://hl7.org/fhir/StructureDefinition/Group), Reference(http://hl7.org/fhir/StructureDefinition/Location), Reference(http://hl7.org/fhir/StructureDefinition/Organization))",
      "short": "R4: value additional types",
      "sliceName": "value",
      "max": "1",
      "id": "Extension.extension:value",
      "comment": "Element `UsageContext.value[x]` is mapped to FHIR STU3 element `UsageContext.value[x]` as `SourceIsBroaderThanTarget`.\nThe mappings for `UsageContext.value[x]` do not cover the following types: Reference.\nThe target context `UsageContext.value[x]` is a choice-type element and cannot directly hold extensions. The context is moved up to parent element `UsageContext`.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Extension.extension"
      }
    }, {
      "id": "Extension.extension:value.url",
      "max": "1",
      "min": 1,
      "base": {
        "max": "1",
        "min": 1,
        "path": "Extension.url"
      },
      "path": "Extension.extension.url",
      "fixedUri": "value"
    }, {
      "id": "Extension.extension:value.value[x]",
      "max": "1",
      "min": 1,
      "base": {
        "max": "1",
        "min": 0,
        "path": "Extension.value[x]"
      },
      "path": "Extension.extension.value[x]",
      "type": [ {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/4.0/StructureDefinition/profile-PlanDefinition|0.1.0"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/PlanDefinition"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/4.0/StructureDefinition/profile-ResearchStudy|0.1.0"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/ResearchStudy"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/4.0/StructureDefinition/profile-InsurancePlan|0.1.0"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Basic"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/4.0/StructureDefinition/profile-HealthcareService|0.1.0"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/HealthcareService"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/4.0/StructureDefinition/profile-Group|0.1.0"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Group"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/4.0/StructureDefinition/profile-Location|0.1.0"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Location"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/4.0/StructureDefinition/profile-Organization|0.1.0"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Organization"
      } ],
      "short": "Value that defines the context",
      "definition": "A value that defines the context specified in this context of use. The interpretation of the value is defined by the code."
    }, {
      "id": "Extension.url",
      "max": "1",
      "min": 1,
      "base": {
        "max": "1",
        "min": 1,
        "path": "Extension.url"
      },
      "path": "Extension.url",
      "fixedUri": "http://hl7.org/fhir/4.0/StructureDefinition/extension-TerminologyCapabilities.useContext"
    }, {
      "id": "Extension.value[x]",
      "max": "0",
      "min": 0,
      "base": {
        "max": "1",
        "min": 0,
        "path": "Extension.value[x]"
      },
      "path": "Extension.value[x]"
    } ]
  },
  "contact": [ {
    "name": "FHIR Infrastructure",
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/fiwg",
      "system": "url"
    } ]
  } ],
  "contextType": "resource",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension"
}