<status value="active"/> <experimental value="false"/> <date value="2014-03-26"/> <description value="**Definition:** The number of matching instances (number of focal classes). The document header class is the focal class of a document, a record would therefore be equal to a document."/> <compose> <include> <system value="http://terminology.hl7.org/CodeSystem/v3-QueryRequestLimit"/> <filter> <property value="concept"/> <op value="is-a"/> <value value="_QueryRequestLimit"/> </filter> </include> </compose> </ValueSet>