CARCINOMA OF COLON AND RECTUM--STILL NUMBER 1.
D003110:Colonic Neoplasms; D006801:Humans; D009369:Neoplasms / Q000175:diagnosis* / Q000453:epidemiology*; D012004:Rectal Neoplasms; D012007:Rectum; D012812:Sigmoidoscopy
COLONIC NEOPLASMS; NEOPLASM DIAGNOSIS; NEOPLASM STATISTICS; RECTAL NEOPLASMS; SIGMOIDOSCOPY