<status value="active" /> <experimental value="false" /> <date value="2019" /> <publisher value="Chris Grenz" /> <contact> <telecom> <system value="email" /> <value value="chris.grenz@thoughtworks.com" /> </telecom> </contact> <description value="Coding profile for RxNorm common system." /> <copyright value="(c)2019 Chris Grenz into public domain" /> <fhirVersion value="4.0.0" /> <kind value="complex-type" /> <abstract value="false" /> <type value="Coding" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Coding" /> <derivation value="constraint" /> <differential> <element id="Coding"> <path value="Coding" /> </element> <element id="Coding.system"> <path value="Coding.system" /> <fixedUri value="http://www.nlm.nih.gov/research/umls/rxnorm" /> </element> </differential> </StructureDefinition>