title: [Diagnostic value of colonoscopy].
mesh_terms: D003108:Colonic Diseases / Q000000981:diagnostic imaging*; D003287:Contrast Media; D006801:Humans; D011859:Radiography; D020694:Sigmoidoscopes; D012812:Sigmoidoscopy / Q000379:methods*
chemical_list: D003287:Contrast Media
vernacular_title: Die diagnostische Bedeutung der Koloskopie.