<status value="active"/> <date value="2014-03-26"/> <description value="A grouping of resources (personnel, material, or places) to be used for scheduling purposes. May be a pool of like-type resources, a team, or combination of personnel, material and places."/> <immutable value="true"/> <compose> <include> <system value="http://terminology.hl7.org/CodeSystem/v3-EntityClass"/> <filter> <property value="concept"/> <op value="is-a"/> <value value="RGRP"/> </filter> </include> </compose> </ValueSet>