description: The fetal death status of the patient. package_name: hl7.fhir.us.vr-common-library derivation: constraint name: ExtensionPatientFetalDeathVitalRecords type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/us/vr-common-library/StructureDefinition/Extension-patient-fetal-death-vr'} index: 1 value: choices: [valueBoolean] index: 3 valueBoolean: {type: boolean, choiceOf: value, index: 4} package_version: 2.0.0 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/us/vr-common-library/StructureDefinition/Extension-patient-fetal-death-vr base: http://hl7.org/fhir/StructureDefinition/Extension version: 2.0.0 required: [value, valueBoolean]