The early diagnosis of cancer of the colon and rectum.
D000740:Anemia; D000747:Anemia, Hypochromic; D003108:Colonic Diseases; D003967:Diarrhea; D055088:Early Detection of Cancer; D006801:Humans; D007414:Intestinal Neoplasms; D007415:Intestinal Obstruction; D012004:Rectal Neoplasms; D012007:Rectum
ANEMIA, HYPOCHROMIC; COLONIC DISEASES; DIARRHEA; INTESTINAL NEOPLASMS; INTESTINAL OBSTRUCTION; RECTAL NEOPLASMS