description: References a patient's preferered pharmacy package_name: PGO.02 derivation: constraint name: nl core preferred pharmacy type: Extension elements: url: base: {max: '1', min: 1, path: Extension.url} type: uri pattern: {type: Uri, value: 'http://fhir.nl/fhir/StructureDefinition/nl-core-preferred-pharmacy'} representation: [xmlAttr] index: 0 valueReference: base: {max: '1', min: 0, path: Extension.valueReference} type: Reference refers: ['http://fhir.nl/fhir/StructureDefinition/nl-core-organization'] index: 1 package_version: 1.02.1 class: extension kind: complex-type url: http://fhir.nl/fhir/StructureDefinition/nl-core-preferred-pharmacy base: http://hl7.org/fhir/StructureDefinition/Extension version: null required: [url, valueReference]