Reflections on colon surgery.
D003093:Colitis, Ulcerative / Q000601:surgery; D003106:Colon / Q000601:surgery*; D003110:Colonic Neoplasms / Q000601:surgery; D003424:Crohn Disease / Q000601:surgery; D004239:Diverticulitis, Colonic / Q000601:surgery; D006801:Humans; D007417:Intestinal Polyps / Q000601:surgery