description: This profile constrains the identifier data type to support minimum expectations of Canadian systems when expressing the identifier data type. package_name: ca.on.patient derivation: constraint name: Identifier(CABaseline) type: Identifier elements: system: {index: 0} value: {index: 1} package_version: summary-0.0.1-alpha class: complex-type kind: complex-type url: http://hl7.org/fhir/ca/baseline/StructureDefinition/Identifier-ca-baseline base: http://hl7.org/fhir/StructureDefinition/Identifier version: 0.0.1 required: [value, system]