title: Symposium. Colonoscopy in 1977. Polyp-cancer controversy updated.
mesh_terms: D002277:Carcinoma / Q000473:pathology*; D003106:Colon; D003110:Colonic Neoplasms / Q000473:pathology*; D004724:Endoscopy; D006801:Humans; D007417:Intestinal Polyps / Q000473:pathology*; D012004:Rectal Neoplasms / Q000473:pathology*