description: A link to one to more patient records for the relation. package_name: hl7.fhir.uv.extensions.r5 derivation: constraint name: FMHPatientRecord type: Extension elements: extension: {index: 0} url: pattern: {type: uri, value: 'http://hl7.org/fhir/StructureDefinition/familymemberhistory-patient-record'} type: uri index: 1 value: choices: [valueReference] index: 3 valueReference: type: Reference choiceOf: value refers: ['http://hl7.org/fhir/StructureDefinition/Patient'] index: 4 package_version: 5.3.0-ballot extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/familymemberhistory-patient-record base: http://hl7.org/fhir/StructureDefinition/Extension version: 5.3.0-ballot required: [value, valueReference]