<status value="active" /> <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.name"> <path value="Patient.name" /> <min value="1" /> <max value="1" /> <type> <code value="HumanName" /> <profile value="http://fhir.de/StructureDefinition/humanname-de-basis" /> </type> <mustSupport value="true" /> </element> <element id="Patient.name.family"> <path value="Patient.name.family" /> <min value="1" /> </element> <element id="Patient.name.given"> <path value="Patient.name.given" /> <min value="1" /> </element> <element id="Patient.birthDate"> <path value="Patient.birthDate" /> <constraint> <key value="pat-brth-001" /> <severity value="error" /> <human value="Geburtstag muss taggenau sein" /> <expression value="$this.toString().length = 10" /> <source value="https://gematik.de/fhir/hoa/fsh-seminar/StructureDefinition/ReferralTestPatient" /> </constraint> </element> </differential> </StructureDefinition>