Recipes for gastrointestinal examinations.
D001466:Barium Sulfate / Q000008:administration & dosage; D003287:Contrast Media / Q000008:administration & dosage*; D004064:Digestive System / Q000000981:diagnostic imaging*; D006801:Humans; D011859:Radiography
D003287:Contrast Media; D001466:Barium Sulfate