<status value="draft" /> <experimental value="true" /> <purpose value="Test" /> <fhirVersion value="3.0.1" /> <kind value="resource" /> <abstract value="false" /> <type value="Patient" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Patient" /> <derivation value="constraint" /> <differential> <element id="Patient.identifier"> <path value="Patient.identifier" /> <min value="1" /> </element> <element id="Patient.identifier.use"> <path value="Patient.identifier.use" /> <min value="1" /> </element> </differential> </StructureDefinition>