Mucus and barium workshop, New York, October 1983.
D001464:Barium; D003287:Contrast Media; D005753:Gastric Mucosa / Q000000981:diagnostic imaging*; D006801:Humans; D009093:Mucus / Q000000981:diagnostic imaging*; D011859:Radiography; D013272:Stomach Diseases / Q000000981:diagnostic imaging*
D003287:Contrast Media; D001464:Barium