title: [A study of carcinoembryonic antigen levels in the bile of patients with carcinoma of pancreas and biliary system].
mesh_terms: D001646:Bile / Q000032:analysis*; D001661:Biliary Tract Neoplasms / Q000175:diagnosis*; D002272:Carcinoembryonic Antigen / Q000032:analysis*; D006801:Humans; D010190:Pancreatic Neoplasms / Q000175:diagnosis*
chemical_list: D002272:Carcinoembryonic Antigen