[These concepts represent theconformance requirments defined for including or valuing an element of an HL7 message. The concepts apply equally to conformance profiles defined for Version 2.x messgaes as defined by the Conformance SIG, and to the conformance columns for Version 3 messages as specified in the HMD. ( HL7V3.0 )]
UMLS (HL7) C1553825 Relation/PAR: CodeSystem
Relation/CHD: Mandatory
InclusionNotMandatory