title: CEA: a guide for the clinician.
mesh_terms: D002272:Carcinoembryonic Antigen / Q000032:analysis*; D003110:Colonic Neoplasms / Q000175:diagnosis; D006801:Humans; D011379:Prognosis; D012004:Rectal Neoplasms / Q000175:diagnosis
chemical_list: D002272:Carcinoembryonic Antigen