<status value="active"/> <date value="2014-03-26"/> <description value="**Description:**Universal Product Code is one of a wide variety of bar code languages widely used in the United States and Canada for items in stores."/> <compose> <include> <system value="http://terminology.hl7.org/CodeSystem/v3-ActCode"/> <filter> <property value="concept"/> <op value="is-a"/> <value value="UPC"/> </filter> </include> </compose> </ValueSet>