Small intestine barium-air hypotonic double contrast examination of 50 normals.
D000388:Air; D001466:Barium Sulfate; D003287:Contrast Media; D006801:Humans; D007413:Intestinal Mucosa / Q000033:anatomy & histology; D007421:Intestine, Small / Q000033:anatomy & histology / Q000000981:diagnostic imaging*; D011859:Radiography
D003287:Contrast Media; D001466:Barium Sulfate