<status value="draft" /> <publisher value="Health Level Seven International (Orders and Observations)" /> <contact> <telecom> <system value="url" /> <value value="http://hl7.org" /> </telecom> </contact> <description value="Allows expressing the value set that must be stored internally by the system (as distinct from the base value set which defines values for exchange)." /> <fhirVersion value="3.0.0" /> <mapping> <identity value="v2" /> <uri value="http://hl7.org/v2" /> <name value="HL7 v2 Mapping" /> </mapping> <mapping> <identity value="rim" /> <uri value="http://hl7.org/v3" /> <name value="RIM Mapping" /> </mapping> <mapping> <identity value="iso11179" /> <uri value="http://metadata-standards.org/11179/" /> <name value="ISO 11179" /> </mapping> <kind value="complex-type" /> <abstract value="false" /> <contextType value="resource" /> <context value="StructureDefinition.snapshot.element.binding.valueSetReference" /> <context value="StructureDefinition.differential.element.binding.valueSetReference" /> <context value="DataElement.element.binding.valueSetReference" /> <context value="Questionnaire.item.options" /> <type value="Extension" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" /> <derivation value="constraint" /> <differential> <element id="Extension"> <path value="Extension" /> <short value="Permitted values" /> <definition value="Allows expressing the value set that must be stored internally by the system (as distinct from the base value set which defines values for exchange)." /> <comment value="The permitted value set must have a 1..1 set of codes for each code in the value meaning value set." /> <min value="0" /> <max value="1" /> <mapping> <identity value="v2" /> <map value="N/A" /> </mapping> <mapping> <identity value="rim" /> <map value="N/A" /> </mapping> <mapping> <identity value="iso11179" /> <map value="Data_Element.data_element_domain.member" /> </mapping> </element> <element id="Extension.extension"> <path value="Extension.extension" /> <max value="0" /> </element> <element id="Extension.url"> <path value="Extension.url" /> <type> <code value="uri" /> </type> <fixedUri value="http://hl7.org/fhir/StructureDefinition/11179-permitted-value-valueset" /> </element> <element id="Extension.valueReference"> <path value="Extension.valueReference" /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org/fhir/StructureDefinition/ValueSet" /> </type> </element> </differential> </StructureDefinition>