title: Double contrast techniques in the diagnosis of inflammatory large bowel disease.
mesh_terms: D001466:Barium Sulfate / Q000008:administration & dosage; D003092:Colitis / Q000000981:diagnostic imaging*; D003093:Colitis, Ulcerative / Q000000981:diagnostic imaging; D003106:Colon / Q000000981:diagnostic imaging; D003287:Contrast Media / Q000008:administration & dosage*; D003424:Crohn Disease / Q000000981:diagnostic imaging; D004733:Enema / Q000379:methods; D006801:Humans; D007413:Intestinal Mucosa / Q000000981:diagnostic imaging; D007417:Intestinal Polyps / Q000000981:diagnostic imaging; D008722:Methods; D011187:Posture; D011859:Radiography
chemical_list: D003287:Contrast Media; D001466:Barium Sulfate