[Serum CEA levels in various gastrointestinal diseases with special reference to colorectal cancer (author's transl)].
D002272:Carcinoembryonic Antigen / Q000032:analysis*; D003110:Colonic Neoplasms / Q000276:immunology*; D005767:Gastrointestinal Diseases / Q000276:immunology*; D006801:Humans; D012004:Rectal Neoplasms / Q000276:immunology*
D002272:Carcinoembryonic Antigen