title: Preoperative carcinoembryonic antigen level in colorectal cancer.
mesh_terms: D002272:Carcinoembryonic Antigen / Q000032:analysis*; D003110:Colonic Neoplasms / Q000175:diagnosis* / Q000601:surgery; D005260:Female; D006801:Humans; D008297:Male; D011379:Prognosis; D012004:Rectal Neoplasms / Q000175:diagnosis* / Q000601:surgery
chemical_list: D002272:Carcinoembryonic Antigen