description: null package_name: synapxe.sgcdi derivation: constraint name: Identifier type: Identifier elements: id: {index: 0} extension: {index: 1} use: {index: 2} type: {index: 3} system: {index: 4} value: {index: 5} period: {index: 6} assigner: {index: 7} package_version: 1.0.8 extensions: {} class: complex-type kind: complex-type url: https://fhir.synapxe.sg/StructureDefinition/profile-identifier base: http://hl7.org/fhir/StructureDefinition/Identifier version: null required: [value, system]