description: Grouping of Patient age when specimens were collected. package_name: csiro.stars derivation: constraint name: PatientAgeGrouping type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'https://starsapi.csiro.au/fhir-ig/stars/StructureDefinition/patient-age-grouping'} index: 1 value: short: Age grouping eg yearling, fingerling, etc. choices: [valueString] index: 3 valueString: {type: string, short: 'Age grouping eg yearling, fingerling, etc.', choiceOf: value, index: 4} package_version: 0.5.0 extensions: {} class: extension kind: complex-type url: https://starsapi.csiro.au/fhir-ig/stars/StructureDefinition/patient-age-grouping base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.5.0