<status value="active" /> <description value="random" /> <fhirVersion value="4.0.1" /> <kind value="resource" /> <abstract value="false" /> <type value="Patient" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Patient" /> <derivation value="constraint" /> <differential> <element id="Patient.extension:referral"> <path value="Patient.extension" /> <sliceName value="referral" /> <min value="0" /> <max value="1" /> <type> <code value="Extension" /> <profile value="https://gematik.de/fhir/isik/v2/Basismodul/StructureDefinition/referral-icd10-extension" /> </type> </element> </differential> </StructureDefinition>