Cancer of the colon, rectum, and anal canal.
D001003:Anal Canal; D001005:Anus Neoplasms; D003110:Colonic Neoplasms; D006801:Humans; D009369:Neoplasms; D012004:Rectal Neoplasms; D012007:Rectum
ANUS/neoplasms; COLON/neoplasms; RECTUM/neoplasms