PackagesCanonicalsLogsProblems
    Packages
    CareConnect.testpackage.stu3@0.0.3
    https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Communication-1
{
  "description": "This resource is a record of a communication. A communication is a conveyance of information from one entity, a sender, to another entity, a receiver. The sender and receivers may be patients, practitioners, related persons, organizations, or devices.",
  "_filename": "CareConnect-Communication-1.json",
  "package_name": "CareConnect.testpackage.stu3",
  "date": "2020-02-06T14:45:09.680306+00:00",
  "derivation": "constraint",
  "meta": {
    "versionId": "1",
    "lastUpdated": "2020-02-06T14:45:09.965+00:00"
  },
  "publisher": "NHS Digital",
  "fhirVersion": "3.0.1",
  "purpose": "[NOT CURATED BY INTEROPEN see: http://www.interopen.org/careconnect-curation-methodology/] Initial development for the Digital Maternity programme",
  "name": "CareConnect-Communication-1",
  "abstract": false,
  "copyright": "Copyright © 2018 HL7 UK Licensed under the Apache License, Version 2.0 (the \"License\"); you may not use this file except in compliance with the License. You may obtain a copy of the License at  http://www.apache.org/licenses/LICENSE-2.0  Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.  HL7® FHIR® standard Copyright © 2011+ HL7  The HL7® FHIR® standard is used under the FHIR license. You may obtain a copy of the FHIR license at  https://www.hl7.org/fhir/license.html",
  "type": "Communication",
  "experimental": null,
  "resourceType": "StructureDefinition",
  "title": null,
  "package_version": "0.0.3",
  "snapshot": {
    "element": [ {
      "constraint": [ {
        "key": "dom-2",
        "human": "If the resource is contained in another resource, it SHALL NOT contain nested Resources",
        "xpath": "not(parent::f:contained and f:contained)",
        "severity": "error",
        "expression": "contained.contained.empty()"
      }, {
        "key": "dom-1",
        "human": "If the resource is contained in another resource, it SHALL NOT contain any narrative",
        "xpath": "not(parent::f:contained and f:text)",
        "severity": "error",
        "expression": "contained.text.empty()"
      }, {
        "key": "dom-4",
        "human": "If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated",
        "xpath": "not(exists(f:contained/*/f:meta/f:versionId)) and not(exists(f:contained/*/f:meta/f:lastUpdated))",
        "severity": "error",
        "expression": "contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()"
      }, {
        "key": "dom-3",
        "human": "If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource",
        "xpath": "not(exists(for $id in f:contained/*/@id return $id[not(ancestor::f:contained/parent::*/descendant::f:reference/@value=concat('#', $id))]))",
        "severity": "error",
        "expression": "contained.where(('#'+id in %resource.descendants().reference).not()).empty()"
      }, {
        "key": "com-1",
        "human": "Not Done Reason can only be specified if NotDone is \"true\"",
        "xpath": "f:notDone/@value=true() or not(exists(f:notDoneReason))",
        "severity": "error",
        "expression": "notDone or notDoneReason.exists().not()"
      } ],
      "path": "Communication",
      "min": 0,
      "definition": "An occurrence of information being transmitted; e.g. an alert that was sent to a responsible provider, a public health agency was notified about a reportable condition.",
      "short": "A record of information transmitted from a sender to a receiver",
      "mapping": [ {
        "map": "Entity. Role, or Act",
        "identity": "rim"
      }, {
        "map": "Event",
        "identity": "workflow"
      }, {
        "map": "workflow.encounter",
        "identity": "w5"
      } ],
      "max": "*",
      "id": "Communication",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Resource"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.id",
      "min": 0,
      "definition": "The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes.",
      "short": "Logical id of this artifact",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "id"
      } ],
      "max": "1",
      "id": "Communication.id",
      "condition": [ "ele-1" ],
      "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",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.meta",
      "min": 0,
      "definition": "The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content may not always be associated with version changes to the resource.",
      "short": "Metadata about the resource",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Meta"
      } ],
      "max": "1",
      "id": "Communication.meta",
      "condition": [ "ele-1" ],
      "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",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.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.",
      "isModifier": true,
      "short": "A set of rules under which this content was created",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "uri"
      } ],
      "max": "1",
      "id": "Communication.implicitRules",
      "condition": [ "ele-1" ],
      "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. \n\nThis element is labelled as a modifier because the implicit rules may provide additional knowledge about the resource that modifies it's meaning or interpretation.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Resource.implicitRules"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.language",
      "min": 0,
      "definition": "The base language in which the resource is written.",
      "short": "Language of the resource content",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "binding": {
        "strength": "extensible",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-maxValueSet",
          "valueReference": {
            "reference": "http://hl7.org/fhir/ValueSet/all-languages"
          }
        }, {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "Language"
        }, {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding",
          "valueBoolean": true
        } ],
        "description": "A human language.",
        "valueSetReference": {
          "reference": "http://hl7.org/fhir/ValueSet/languages"
        }
      },
      "max": "1",
      "id": "Communication.language",
      "condition": [ "ele-1" ],
      "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"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.text",
      "min": 0,
      "definition": "A human-readable narrative that contains a summary of the resource, and may be used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it \"clinically safe\" for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety.",
      "short": "Text summary of the resource, for human interpretation",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "N/A",
        "identity": "rim"
      }, {
        "map": "Act.text?",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Narrative"
      } ],
      "alias": [ "narrative", "html", "xhtml", "display" ],
      "max": "1",
      "id": "Communication.text",
      "condition": [ "ele-1", "dom-1" ],
      "comment": "Contained resources do not have narrative. Resources that are not contained SHOULD have a narrative. In some cases, a resource may only have text with little or no additional discrete data (as long as all minOccurs=1 elements are satisfied).  This may be necessary for data from legacy systems where information is captured as a \"text blob\" or where text is additionally entered raw or narrated and encoded in formation is added later.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "DomainResource.text"
      }
    }, {
      "path": "Communication.contained",
      "min": 0,
      "definition": "These resources do not have an independent existence apart from the resource that contains them - they cannot be identified independently, and nor can they have their own independent transaction scope.",
      "short": "Contained, inline Resources",
      "mapping": [ {
        "map": "Entity. Role, or Act",
        "identity": "rim"
      }, {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Resource"
      } ],
      "alias": [ "inline resources", "anonymous resources", "contained resources" ],
      "max": "*",
      "id": "Communication.contained",
      "comment": "This should never be done when the content can be identified properly, as once identification is lost, it is extremely difficult (and context dependent) to restore it again.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "DomainResource.contained"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "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')])",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Communication.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the resource. 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"
      }, {
        "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": "Communication.extension",
      "condition": [ "ele-1" ],
      "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": "DomainResource.extension"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "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')])",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Communication.modifierExtension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the resource, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. 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. Applications processing a resource are required to check for modifier extensions.",
      "isModifier": true,
      "short": "Extensions that cannot be ignored",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "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": "Communication.modifierExtension",
      "condition": [ "ele-1" ],
      "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": "DomainResource.modifierExtension"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.identifier",
      "min": 0,
      "definition": "Identifiers associated with this Communication that are defined by business processes and/ or used to refer to it when a direct URL reference to the resource itself is not appropriate (e.g. in CDA documents, or in written / printed documentation).",
      "short": "Unique identifier",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "CX / EI (occasionally, more often EI maps to a resource id or a URL)",
        "identity": "v2"
      }, {
        "map": "II - see see identifier pattern at http://wiki.hl7.org/index.php?title=Common_Design_Patterns#Identifier_Pattern for relevant discussion. The Identifier class is a little looser than the v3 type II because it allows URIs as well as registered OIDs or GUIDs.  Also maps to Role[classCode=IDENT]",
        "identity": "rim"
      }, {
        "map": "Identifier",
        "identity": "servd"
      }, {
        "map": "Event.identifier",
        "identity": "workflow"
      }, {
        "map": "id",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "Identifier"
      } ],
      "max": "*",
      "id": "Communication.identifier",
      "condition": [ "ele-1" ],
      "base": {
        "max": "*",
        "min": 0,
        "path": "Communication.identifier"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ref-1",
        "human": "SHALL have a contained resource if a local reference is provided",
        "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
        "severity": "error",
        "expression": "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))"
      } ],
      "path": "Communication.definition",
      "min": 0,
      "definition": "A protocol, guideline, or other definition that was adhered to in whole or in part by this communication event.",
      "short": "Instantiates protocol or definition",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)",
        "identity": "rim"
      }, {
        "map": "Event.definition",
        "identity": "workflow"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/PlanDefinition"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/ActivityDefinition"
      } ],
      "max": "*",
      "id": "Communication.definition",
      "condition": [ "ele-1" ],
      "comment": "References SHALL be a reference to an actual FHIR resource, and SHALL be resolveable (allowing for access control, temporary unavailability, etc). Resolution can be either by retrieval from the URL, or, where applicable by resource type, by treating an absolute reference as a canonical URL and looking it up in a local registry/repository.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Communication.definition"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ref-1",
        "human": "SHALL have a contained resource if a local reference is provided",
        "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
        "severity": "error",
        "expression": "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))"
      } ],
      "path": "Communication.basedOn",
      "min": 0,
      "definition": "An order, proposal or plan fulfilled in whole or in part by this Communication.",
      "short": "Request fulfilled by this communication",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)",
        "identity": "rim"
      }, {
        "map": "Event.basedOn",
        "identity": "workflow"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Resource"
      } ],
      "alias": [ "fulfills" ],
      "max": "*",
      "id": "Communication.basedOn",
      "condition": [ "ele-1" ],
      "comment": "This must point to some sort of a 'Request' resource, such as CarePlan, CommunicationRequest, ReferralRequest, MedicationRequest, etc.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Communication.basedOn"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ref-1",
        "human": "SHALL have a contained resource if a local reference is provided",
        "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
        "severity": "error",
        "expression": "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))"
      } ],
      "path": "Communication.partOf",
      "min": 0,
      "definition": "Part of this action.",
      "short": "Part of this action",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)",
        "identity": "rim"
      }, {
        "map": "Event.partOf",
        "identity": "workflow"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Resource"
      } ],
      "alias": [ "container" ],
      "max": "*",
      "id": "Communication.partOf",
      "condition": [ "ele-1" ],
      "comment": "References SHALL be a reference to an actual FHIR resource, and SHALL be resolveable (allowing for access control, temporary unavailability, etc). Resolution can be either by retrieval from the URL, or, where applicable by resource type, by treating an absolute reference as a canonical URL and looking it up in a local registry/repository.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Communication.partOf"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.status",
      "min": 1,
      "definition": "The status of the transmission.",
      "isModifier": true,
      "short": "preparation | in-progress | suspended | aborted | completed | entered-in-error",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "Event.status",
        "identity": "workflow"
      }, {
        "map": "status",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "binding": {
        "strength": "required",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "CommunicationStatus"
        } ],
        "description": "The status of the communication.",
        "valueSetReference": {
          "reference": "http://hl7.org/fhir/ValueSet/event-status"
        }
      },
      "max": "1",
      "id": "Communication.status",
      "condition": [ "ele-1" ],
      "comment": "This element is labeled as a modifier because the status contains the codes aborted and entered-in-error that mark the communication as not currently valid.",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Communication.status"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.notDone",
      "requirements": "Creating a Communication where notDone is true is intended for situations where there's a need for a specific statement in the record about something not being done.  If the need is merely to indicate that a request wasn't fulfilled, that should be handled using Task.",
      "min": 0,
      "definition": "If true, indicates that the described communication event did not actually occur.",
      "isModifier": true,
      "short": "Communication did not occur",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "Event.notDone",
        "identity": "workflow"
      } ],
      "type": [ {
        "code": "boolean"
      } ],
      "max": "1",
      "id": "Communication.notDone",
      "condition": [ "ele-1" ],
      "comment": "This element is labeled as a modifier because it marks the communication as a communication that did not occur.  The more attributes are populated, the more constrained the negated statement is.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Communication.notDone"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.notDoneReason",
      "min": 0,
      "definition": "Describes why the communication event did not occur in coded and/or textual form.",
      "short": "Why communication did not occur",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "CE/CNE/CWE",
        "identity": "v2"
      }, {
        "map": "CD",
        "identity": "rim"
      }, {
        "map": "fhir:CodeableConcept rdfs:subClassOf dt:CD",
        "identity": "orim"
      }, {
        "map": "Event.notDoneReason",
        "identity": "workflow"
      } ],
      "type": [ {
        "code": "CodeableConcept"
      } ],
      "binding": {
        "strength": "example",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "CommunicationNotDoneReason"
        } ],
        "description": "Codes for the reason why a communication was not done.",
        "valueSetReference": {
          "reference": "http://hl7.org/fhir/ValueSet/communication-not-done-reason"
        }
      },
      "max": "1",
      "id": "Communication.notDoneReason",
      "condition": [ "ele-1", "com-1" ],
      "comment": "Not all terminology uses fit this general pattern. In some cases, models should not use CodeableConcept and use Coding directly and provide their own structure for managing text, codings, translations and the relationship between elements and pre- and post-coordination.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Communication.notDoneReason"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.category",
      "min": 0,
      "definition": "The type of message conveyed such as alert, notification, reminder, instruction, etc.",
      "short": "Message category",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "CE/CNE/CWE",
        "identity": "v2"
      }, {
        "map": "CD",
        "identity": "rim"
      }, {
        "map": "fhir:CodeableConcept rdfs:subClassOf dt:CD",
        "identity": "orim"
      }, {
        "map": "Event.code",
        "identity": "workflow"
      }, {
        "map": "class",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "CodeableConcept"
      } ],
      "binding": {
        "strength": "example",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "CommunicationCategory"
        } ],
        "description": "Codes for general categories of communications such as alerts, instruction, etc.",
        "valueSetReference": {
          "reference": "http://hl7.org/fhir/ValueSet/communication-category"
        }
      },
      "max": "*",
      "id": "Communication.category",
      "condition": [ "ele-1" ],
      "comment": "There may be multiple axes of categorization and one communication may serve multiple purposes.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Communication.category"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.medium",
      "min": 0,
      "definition": "A channel that was used for this communication (e.g. email, fax).",
      "short": "A channel of communication",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "CE/CNE/CWE",
        "identity": "v2"
      }, {
        "map": "CD",
        "identity": "rim"
      }, {
        "map": "fhir:CodeableConcept rdfs:subClassOf dt:CD",
        "identity": "orim"
      } ],
      "type": [ {
        "code": "CodeableConcept"
      } ],
      "binding": {
        "strength": "example",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "CommunicationMedium"
        } ],
        "description": "Codes for communication mediums such as phone, fax, email, in person, etc.",
        "valueSetReference": {
          "reference": "http://hl7.org/fhir/ValueSet/v3-ParticipationMode"
        }
      },
      "max": "*",
      "id": "Communication.medium",
      "condition": [ "ele-1" ],
      "comment": "Not all terminology uses fit this general pattern. In some cases, models should not use CodeableConcept and use Coding directly and provide their own structure for managing text, codings, translations and the relationship between elements and pre- and post-coordination.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Communication.medium"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ref-1",
        "human": "SHALL have a contained resource if a local reference is provided",
        "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
        "severity": "error",
        "expression": "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))"
      } ],
      "path": "Communication.subject",
      "min": 0,
      "definition": "The patient or group that was the focus of this communication.",
      "short": "Focus of message",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)",
        "identity": "rim"
      }, {
        "map": "Event.subject",
        "identity": "workflow"
      }, {
        "map": "who.focus",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Group"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Patient-1"
      } ],
      "alias": [ "patient" ],
      "max": "1",
      "id": "Communication.subject",
      "condition": [ "ele-1" ],
      "comment": "References SHALL be a reference to an actual FHIR resource, and SHALL be resolveable (allowing for access control, temporary unavailability, etc). Resolution can be either by retrieval from the URL, or, where applicable by resource type, by treating an absolute reference as a canonical URL and looking it up in a local registry/repository.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Communication.subject"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ref-1",
        "human": "SHALL have a contained resource if a local reference is provided",
        "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
        "severity": "error",
        "expression": "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))"
      } ],
      "path": "Communication.recipient",
      "min": 0,
      "definition": "The entity (e.g. person, organization, clinical information system, or device) which was the target of the communication. If receipts need to be tracked by individual, a separate resource instance will need to be created for each recipient.  Multiple recipient communications are intended where either a receipt(s) is not tracked (e.g. a mass mail-out) or is captured in aggregate (all emails confirmed received by a particular time).",
      "short": "Message recipient",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)",
        "identity": "rim"
      }, {
        "map": "who.focus",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Device"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Group"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Patient-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Organization-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Practitioner-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-RelatedPerson-1"
      } ],
      "max": "*",
      "id": "Communication.recipient",
      "condition": [ "ele-1" ],
      "comment": "References SHALL be a reference to an actual FHIR resource, and SHALL be resolveable (allowing for access control, temporary unavailability, etc). Resolution can be either by retrieval from the URL, or, where applicable by resource type, by treating an absolute reference as a canonical URL and looking it up in a local registry/repository.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Communication.recipient"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ref-1",
        "human": "SHALL have a contained resource if a local reference is provided",
        "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
        "severity": "error",
        "expression": "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))"
      } ],
      "path": "Communication.topic",
      "min": 0,
      "definition": "The resources which were responsible for or related to producing this communication.",
      "short": "Focal resources",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)",
        "identity": "rim"
      }, {
        "map": "context",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Resource"
      } ],
      "max": "*",
      "id": "Communication.topic",
      "condition": [ "ele-1" ],
      "comment": "References SHALL be a reference to an actual FHIR resource, and SHALL be resolveable (allowing for access control, temporary unavailability, etc). Resolution can be either by retrieval from the URL, or, where applicable by resource type, by treating an absolute reference as a canonical URL and looking it up in a local registry/repository.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Communication.topic"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ref-1",
        "human": "SHALL have a contained resource if a local reference is provided",
        "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
        "severity": "error",
        "expression": "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))"
      } ],
      "path": "Communication.context",
      "min": 0,
      "definition": "The encounter within which the communication was sent.",
      "short": "Encounter or episode leading to message",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)",
        "identity": "rim"
      }, {
        "map": "Event.context",
        "identity": "workflow"
      }, {
        "map": "context",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-EpisodeOfCare-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Encounter-1"
      } ],
      "alias": [ "encounter" ],
      "max": "1",
      "id": "Communication.context",
      "condition": [ "ele-1" ],
      "comment": "References SHALL be a reference to an actual FHIR resource, and SHALL be resolveable (allowing for access control, temporary unavailability, etc). Resolution can be either by retrieval from the URL, or, where applicable by resource type, by treating an absolute reference as a canonical URL and looking it up in a local registry/repository.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Communication.context"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.sent",
      "min": 0,
      "definition": "The time when this communication was sent.",
      "short": "When sent",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "Event.occurrenceDateTime (Invariant: maps to either sent OR received)",
        "identity": "workflow"
      }, {
        "map": "when.init",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "dateTime"
      } ],
      "max": "1",
      "id": "Communication.sent",
      "condition": [ "ele-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Communication.sent"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.received",
      "min": 0,
      "definition": "The time when this communication arrived at the destination.",
      "short": "When received",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "Event.occurrenceDateTime (Invariant: maps to either sent OR received)",
        "identity": "workflow"
      }, {
        "map": "when.done",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "dateTime"
      } ],
      "max": "1",
      "id": "Communication.received",
      "condition": [ "ele-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Communication.received"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ref-1",
        "human": "SHALL have a contained resource if a local reference is provided",
        "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
        "severity": "error",
        "expression": "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))"
      } ],
      "path": "Communication.sender",
      "min": 0,
      "definition": "The entity (e.g. person, organization, clinical information system, or device) which was the source of the communication.",
      "short": "Message sender",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)",
        "identity": "rim"
      }, {
        "map": "Event.performer.actor",
        "identity": "workflow"
      }, {
        "map": "who.actor",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Device"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Patient-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Organization-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Practitioner-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-RelatedPerson-1"
      } ],
      "max": "1",
      "id": "Communication.sender",
      "condition": [ "ele-1" ],
      "comment": "References SHALL be a reference to an actual FHIR resource, and SHALL be resolveable (allowing for access control, temporary unavailability, etc). Resolution can be either by retrieval from the URL, or, where applicable by resource type, by treating an absolute reference as a canonical URL and looking it up in a local registry/repository.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Communication.sender"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.reasonCode",
      "min": 0,
      "definition": "The reason or justification for the communication.",
      "short": "Indication for message",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "CE/CNE/CWE",
        "identity": "v2"
      }, {
        "map": "CD",
        "identity": "rim"
      }, {
        "map": "fhir:CodeableConcept rdfs:subClassOf dt:CD",
        "identity": "orim"
      }, {
        "map": "Event.reasonCodableConcept",
        "identity": "workflow"
      }, {
        "map": ".reasonCode",
        "identity": "rim"
      }, {
        "map": "why",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "CodeableConcept"
      } ],
      "binding": {
        "strength": "example",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "CommunicationReason"
        } ],
        "description": "Codes for describing reasons for the occurrence of a communication.",
        "valueSetReference": {
          "reference": "http://hl7.org/fhir/ValueSet/clinical-findings"
        }
      },
      "max": "*",
      "id": "Communication.reasonCode",
      "condition": [ "ele-1" ],
      "comment": "Textual reasons can be caprued using reasonCode.text.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Communication.reasonCode"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ref-1",
        "human": "SHALL have a contained resource if a local reference is provided",
        "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
        "severity": "error",
        "expression": "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))"
      } ],
      "path": "Communication.reasonReference",
      "min": 0,
      "definition": "Indicates another resource whose existence justifies this communication.",
      "short": "Why was communication done?",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)",
        "identity": "rim"
      }, {
        "map": "Event.reasonReference",
        "identity": "workflow"
      }, {
        "map": ".outboundRelationship[typeCode=RSON].target",
        "identity": "rim"
      }, {
        "map": "why",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Observation-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Condition-1"
      } ],
      "max": "*",
      "id": "Communication.reasonReference",
      "condition": [ "ele-1" ],
      "comment": "References SHALL be a reference to an actual FHIR resource, and SHALL be resolveable (allowing for access control, temporary unavailability, etc). Resolution can be either by retrieval from the URL, or, where applicable by resource type, by treating an absolute reference as a canonical URL and looking it up in a local registry/repository.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Communication.reasonReference"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.payload",
      "min": 0,
      "definition": "Text, attachment(s), or resource(s) that was communicated to the recipient.",
      "short": "Message payload",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "BackboneElement"
      } ],
      "max": "*",
      "id": "Communication.payload",
      "condition": [ "ele-1" ],
      "base": {
        "max": "*",
        "min": 0,
        "path": "Communication.payload"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.payload.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": "Communication.payload.id",
      "condition": [ "ele-1" ],
      "comment": "Note that FHIR strings may not exceed 1MB in size",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "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')])",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Communication.payload.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"
      }, {
        "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": "Communication.payload.extension",
      "condition": [ "ele-1" ],
      "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"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "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')])",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Communication.payload.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 that contains it. Usually modifier elements provide negation or qualification. 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. Applications processing a resource are required to check for modifier extensions.",
      "isModifier": true,
      "short": "Extensions that cannot be ignored",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "Communication.payload.modifierExtension",
      "condition": [ "ele-1" ],
      "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"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.payload.content[x]",
      "min": 1,
      "definition": "A communicated content (or for multi-part communications, one portion of the communication).",
      "short": "Message part content",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "string"
      }, {
        "code": "Attachment"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Resource"
      } ],
      "max": "1",
      "id": "Communication.payload.content[x]",
      "condition": [ "ele-1" ],
      "comment": "Note that FHIR strings may not exceed 1MB in size",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Communication.payload.content[x]"
      }
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Communication.note",
      "min": 0,
      "definition": "Additional notes or commentary about the communication by the sender, receiver or other interested parties.",
      "short": "Comments made about the communication",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "N/A",
        "identity": "v2"
      }, {
        "map": "Act",
        "identity": "rim"
      }, {
        "map": "Event.note",
        "identity": "workflow"
      } ],
      "type": [ {
        "code": "Annotation"
      } ],
      "max": "*",
      "id": "Communication.note",
      "condition": [ "ele-1" ],
      "comment": "For systems that do not have structured annotations, they can simply communicate a single annotation with no author or time.  This element may need to be included in narrative because of the potential for modifying information.  *Annotations SHOULD NOT* be used to communicate \"modifying\" information that could be computable. (This is a SHOULD because enforcing user behavior is nearly impossible).",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Communication.note"
      }
    } ]
  },
  "status": "draft",
  "id": "f2f87416-9e63-4140-aa6e-73426f0fe16c",
  "kind": "resource",
  "url": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Communication-1",
  "version": "1.0.0",
  "differential": {
    "element": [ {
      "id": "Communication.subject",
      "path": "Communication.subject",
      "type": [ {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Group"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Patient-1"
      } ]
    }, {
      "id": "Communication.recipient",
      "path": "Communication.recipient",
      "type": [ {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Device"
      }, {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Group"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Patient-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Organization-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Practitioner-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-RelatedPerson-1"
      } ]
    }, {
      "id": "Communication.context",
      "path": "Communication.context",
      "type": [ {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-EpisodeOfCare-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Encounter-1"
      } ]
    }, {
      "id": "Communication.sender",
      "path": "Communication.sender",
      "type": [ {
        "code": "Reference",
        "targetProfile": "http://hl7.org/fhir/StructureDefinition/Device"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Patient-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Organization-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Practitioner-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-RelatedPerson-1"
      } ]
    }, {
      "id": "Communication.reasonReference",
      "path": "Communication.reasonReference",
      "type": [ {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Observation-1"
      }, {
        "code": "Reference",
        "targetProfile": "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Condition-1"
      } ]
    } ]
  },
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Communication"
}