This value set contains 3 concepts

Code System Display Definition
   Y http://terminology.hl7.org/CodeSystem/v2-0532 Yes

Yes
   N http://terminology.hl7.org/CodeSystem/v2-0532 No

No
   asked-unknown http://terminology.hl7.org/CodeSystem/data-absent-reason Don't know

The source was asked but does not know the value.
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