<NamingSystem xmlns="http://hl7.org/fhir"><id value="example-metadata"/><meta/><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg"><valueCode value="vocab"/></extension><url value="http://hl7.org/fhir/NamingSystem/example-metadata"/><identifier><system value="urn:ietf:rfc:3986"/><value value="urn:oid:2.16.840.1.113883.4.642.22.5"/></identifier><version value="20210721"/><name value="ExampleMetadata"/><title value="Metadata Example"/><status value="draft"/><kind value="identifier"/><experimental value="true"/><date value="2021-07-21"/><publisher value="HL7 International / Terminology Infrastructure"/><contact><telecom><system value="url"/><value value="http://www.hl7.org/Special/committees/Vocab"/></telecom></contact><description value="This is an example naming system that illustrates usage of the metadata resource elements introduced in R5"/><approvalDate value="2021-07-21"/><lastReviewDate value="2022-07-21"/><effectivePeriod><start value="2021-08-01"/><end value="2022-07-31"/></effectivePeriod><topic><coding><system value="http://terminology.hl7.org/CodeSystem/definition-topic"/><code value="treatment"/><display value="Treatment"/></coding></topic><author><name value="ACME NamingSystem Development"/><telecom><system value="url"/><value value="http://acme.org/development"/></telecom></author><editor><name value="ACME NamingSystem Management"/><telecom><system value="url"/><value value="http://acme.org/management"/></telecom></editor><reviewer><name value="Society for Creative NamingSystem Review"/><telecom><system value="url"/><value value="http://example.org/scnr"/></telecom></reviewer><endorser><name value="National Foundation for NamingSystem Quality"/><telecom><system value="url"/><value value="http://example.org/nfnq"/></telecom></endorser><relatedArtifact><type value="derived-from"/><resource value="http://hl7.org/fhir/NamingSystem/example"/></relatedArtifact><uniqueId><type value="oid"/><value value="1.2.3.4.5.6.7"/></uniqueId><uniqueId><type value="uri"/><value value="http://example.com/identifiers"/><preferred value="true"/></uniqueId></NamingSystem>