title: Flat adenomas and carcinomas: seeking the invisible?
authors: R H
authors: RH
authors: Riddell
mesh_terms: D000236:Adenoma / Q000175:diagnosis / Q000473:pathology*; D003110:Colonic Neoplasms / Q000175:diagnosis / Q000473:pathology*; D003111:Colonic Polyps / Q000175:diagnosis / Q000473:pathology*; D003113:Colonoscopy; D006801:Humans