Colorectal cancer: the case for endoscopic screening.
D003110:Colonic Neoplasms / Q000175:diagnosis* / Q000628:therapy; D003113:Colonoscopy; D004724:Endoscopy; D006801:Humans; D011230:Precancerous Conditions / Q000175:diagnosis; D012004:Rectal Neoplasms / Q000175:diagnosis* / Q000628:therapy