<status value="draft" /> <description value="A record of a request for service such as diagnostic investigations, treatments, or operations to be performed." /> <fhirVersion value="4.0.1" /> <kind value="resource" /> <abstract value="false" /> <type value="ServiceRequest" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/ServiceRequest" /> <derivation value="constraint" /> <differential> <element id="ServiceRequest.identifier"> <path value="ServiceRequest.identifier" /> <mustSupport value="true" /> </element> <element id="ServiceRequest.identifier.system"> <path value="ServiceRequest.identifier.system" /> <mustSupport value="true" /> </element> <element id="ServiceRequest.identifier.value"> <path value="ServiceRequest.identifier.value" /> <mustSupport value="true" /> </element> <element id="ServiceRequest.priority"> <path value="ServiceRequest.priority" /> <mustSupport value="true" /> </element> <element id="ServiceRequest.code"> <path value="ServiceRequest.code" /> <mustSupport value="true" /> <binding> <strength value="extensible" /> <valueSet value="http://hl7.org/fhir/ValueSet/procedure-code" /> </binding> </element> <element id="ServiceRequest.code.coding"> <path value="ServiceRequest.code.coding" /> <mustSupport value="true" /> </element> <element id="ServiceRequest.code.coding.system"> <path value="ServiceRequest.code.coding.system" /> <mustSupport value="true" /> </element> <element id="ServiceRequest.code.coding.code"> <path value="ServiceRequest.code.coding.code" /> <mustSupport value="true" /> </element> <element id="ServiceRequest.code.coding.display"> <path value="ServiceRequest.code.coding.display" /> <mustSupport value="true" /> </element> <element id="ServiceRequest.code.text"> <path value="ServiceRequest.code.text" /> <mustSupport value="true" /> </element> <element id="ServiceRequest.authoredOn"> <path value="ServiceRequest.authoredOn" /> <mustSupport value="true" /> </element> <element id="ServiceRequest.reasonCode"> <path value="ServiceRequest.reasonCode" /> <mustSupport value="true" /> </element> <element id="ServiceRequest.reasonCode.text"> <path value="ServiceRequest.reasonCode.text" /> <mustSupport value="true" /> </element> <element id="ServiceRequest.note"> <path value="ServiceRequest.note" /> <mustSupport value="true" /> </element> <element id="ServiceRequest.note.text"> <path value="ServiceRequest.note.text" /> <mustSupport value="true" /> </element> </differential> </StructureDefinition>