Abdominal gas: a roentgen approach.
D000006:Abdomen, Acute / Q000000981:diagnostic imaging; D003106:Colon / Q000000981:diagnostic imaging; D004618:Embolism, Air; D005414:Flatulence / Q000000981:diagnostic imaging*; D006801:Humans; D007415:Intestinal Obstruction / Q000000981:diagnostic imaging; D007422:Intestines / Q000000981:diagnostic imaging; D011027:Pneumoperitoneum / Q000000981:diagnostic imaging* / Q000209:etiology; D011169:Portal Vein / Q000000981:diagnostic imaging; D011183:Postoperative Complications; D011859:Radiography