<status value="active"/> <date value="2014-03-26"/> <compose> <include> <system value="http://terminology.hl7.org/CodeSystem/v3-ActCode"/> <concept> <code value="KSUBJ"/> </concept> </include> </compose> </ValueSet>

Include these codes as defined in http://terminology.hl7.org/CodeSystem/v3-ActCode
Code Display Definition
KSUBJ knowledge subject Categorization of types of observation that capture the main clinical knowledge subject which may be a medication, a laboratory test, a disease.

Code	Display	Definition
KSUBJ	knowledge subject	Categorization of types of observation that capture the main clinical knowledge subject which may be a medication, a laboratory test, a disease.