description: Allows capturing risk-relevant observations about the relative that aren't themselves a specific health condition; e.g. Certain ethnic ancestries that are disease-relevant, presence of particular genetic markers, etc. package_name: hl7.fhir.r2.examples name: Genetic markers, ethnicity, etc. type: null elements: extension: {name: extension, index: 0} url: type: uri pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/family-member-history-genetics-observation'} index: 1 value: choices: [valueReference] index: 3 valueReference: {type: Reference, choiceOf: value, index: 4} package_version: 1.0.2 extensions: {} class: datatype kind: datatype url: http://hl7.org/fhir/StructureDefinition/family-member-history-genetics-observation version: null required: [valueReference, value]