Transient reflux of barium meal into biliary ducts.
D001464:Barium; D001466:Barium Sulfate; D001649:Bile Duct Diseases; D001652:Bile Ducts; D005764:Gastroesophageal Reflux; D006801:Humans
D001464:Barium; D001466:Barium Sulfate
BARIUM SULFATE; BILE DUCTS/diseases