<status value="active"/> <experimental value="false"/> <date value="2019-12-01"/> <publisher value="HL7, Inc"/> <contact> <telecom> <system value="url"/> <value value="https://github.com/HL7/UTG"/> </telecom> </contact> <description value="Value Set of codes specifying the units of donation duration."/> <copyright value="Copyright HL7. Licensed under creative commons public domain"/> <compose> <include> <system value="http://unitsofmeasure.org"/> <concept> <code value="min"/> <display value="Minutes"/> </concept> <concept> <code value="s"/> <display value="Seconds"/> </concept> </include> </compose> </ValueSet>