description: The data categories from which data are available or can be linked to the sample donor package_name: eu.miabis.r4 derivation: constraint name: DatasetTypeExtension type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'https://fhir.bbmri-eric.eu/StructureDefinition/miabis-dataset-type-extension'} index: 1 value: choices: [valueCode] index: 3 valueCode: {type: code, choiceOf: value, index: 4} package_version: 1.3.0 extensions: {} class: extension kind: complex-type url: https://fhir.bbmri-eric.eu/StructureDefinition/miabis-dataset-type-extension base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.3.0