Generated Narrative: ValueSet ssf-2-rectum-valueset Include all codes defined in https://hapi.fhir.tw/fhir/CodeSystem/ssf-2-rectum-codesystem
SSF2 直腸乙狀結腸、直腸癌-癌胚抗原 CEA 檢驗正常值值集
Carcinoembryonic Antigen(CEA) : Lab Value vs. Normal Value Value Set