This is the CodeSystem that contains codes in both FamilyHistoryAbsentReason (http://terminology.hl7.org/CodeSystem/history-absent-reason) and FamilyHistoryAbsentReason (http://terminology.hl7.org/CodeSystem/history-absent-reason).
Generated Narrative: CodeSystem f461cb47-c0fc-4377-b2f5-e42619ece628-471
This code system http://hl7.org/fhir/comparison/CodeSystem/f461cb47-c0fc-4377-b2f5-e42619ece628-471 defines codes, but no codes are represented here