<status value="draft" /> <experimental value="true" /> <date value="2019-08-02" /> <publisher value="KV Telematik GmbH" /> <contact> <name value="KV Telematik GmbH" /> <telecom> <system value="url" /> <value value="https://www.kv-telematik.de" /> </telecom> </contact> <copyright value="Copyright 2018,2019 KV Telematik GmbH" /> <fhirVersion value="3.0.1" /> <kind value="complex-type" /> <abstract value="false" /> <contextType value="datatype" /> <context value="Reference" /> <type value="Extension" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" /> <derivation value="constraint" /> <differential> <element id="Extension"> <path value="Extension" /> <short value="Optional Extensions Element" /> <definition value="Optional Extension Element - found in all resources." /> <base> <path value="Element" /> <min value="0" /> <max value="*" /> </base> <constraint> <key value="ext-1" /> <severity value="error" /> <human value="Must have either extensions or value[x], not both" /> <expression value="extension.exists() != value.exists()" /> <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" /> </constraint> <mapping> <identity value="rim" /> <map value="N/A" /> </mapping> </element> <element id="Extension.url"> <path value="Extension.url" /> <fixedUri value="https://fhir.kbv.de/StructureDefinition/74_EX_ETS_ReferencePractitionerRole" /> </element> <element id="Extension.value[x]:valueReference"> <path value="Extension.valueReference" /> <sliceName value="valueReference" /> <min value="1" /> <type> <code value="Reference" /> <targetProfile value="https://fhir.kbv.de/StructureDefinition/74_PR_ETS_PractitionerRole" /> </type> </element> <element id="Extension.value[x]:valueReference.reference"> <path value="Extension.valueReference.reference" /> <min value="1" /> </element> <element id="Extension.value[x]:valueReference.identifier"> <path value="Extension.valueReference.identifier" /> <max value="0" /> </element> <element id="Extension.value[x]:valueReference.display"> <path value="Extension.valueReference.display" /> <max value="0" /> </element> </differential> </StructureDefinition>