Water-soluble, nonabsorbable radiopaque mediums in gastrointestinal examination.
D001466:Barium Sulfate; D003287:Contrast Media; D041981:Gastrointestinal Tract / Q000000981:diagnostic imaging*; D011859:Radiography; D014867:Water
D003287:Contrast Media; D014867:Water; D001466:Barium Sulfate
BARIUM SULFATE; CONTRAST MEDIA; GASTROINTESTINAL SYSTEM/radiography