description: This cross-version extension represents Consent.source[x] from http://hl7.org/fhir/StructureDefinition/Consent|3.0.2 for use in FHIR R4B. package_name: hl7.fhir.uv.xver derivation: constraint name: ext_R3_Consent_source type: Extension elements: value: base: {path: 'Extension.value[x]'} short: Source from which this consent is taken choices: [valueAttachment, valueIdentifier, valueReference] index: 1 valueAttachment: base: {path: 'Extension.value[x]'} type: Attachment short: Source from which this consent is taken choiceOf: value index: 2 valueIdentifier: base: {path: 'Extension.value[x]'} type: Identifier short: Source from which this consent is taken choiceOf: value index: 3 valueReference: short: Source from which this consent is taken refers: ['http://hl7.org/fhir/StructureDefinition/Consent', 'http://hl7.org/fhir/StructureDefinition/Contract', 'http://hl7.org/fhir/StructureDefinition/DocumentReference', 'http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse'] type: Reference base: {path: 'Extension.value[x]'} choiceOf: value index: 4 url: pattern: {type: Uri, value: 'http://hl7.org/fhir/3.0/StructureDefinition/extension-Consent.source'} index: 5 package_version: r3.r4b-0.0.1-snapshot-1 class: extension kind: complex-type url: http://hl7.org/fhir/3.0/StructureDefinition/extension-Consent.source base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.0.1-snapshot-1 required: [url]