{ "description": "For requisitions this extension is used to convey the ServiceRequest.requisition identifier in the message header.", "_filename": "ext-referral-identifier.json", "package_name": "ca.on.oh-ereferral-econsult", "date": null, "derivation": "constraint", "publisher": null, "fhirVersion": "4.0.1", "name": "ReferralIdentifier", "abstract": false, "type": "Extension", "experimental": null, "resourceType": "StructureDefinition", "title": null, "package_version": "0.11.1-alpha1.0.3", "status": "draft", "id": "b01a2273-0692-4e62-9f84-2c6aa3780705", "kind": "complex-type", "url": "http://ehealthontario.ca/fhir/StructureDefinition/ext-referral-identifier", "context": [ { "type": "element", "expression": "MessageHeader" } ], "version": "0.10.1", "differential": { "element": [ { "id": "Extension", "max": "1", "min": 0, "path": "Extension", "definition": "For requisitions this extension is used to convey the ServiceRequest.requisition identifier in the MessageHeader." }, { "id": "Extension.url", "path": "Extension.url", "fixedUri": "http://ehealthontario.ca/fhir/StructureDefinition/ext-referral-identifier" }, { "id": "Extension.value[x]", "min": 1, "path": "Extension.value[x]", "type": [ { "code": "Identifier" } ] } ] }, "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension" }