title: Experiences with acid-barium swallow.
mesh_terms: D001466:Barium Sulfate; D005764:Gastroesophageal Reflux / Q000000981:diagnostic imaging*; D006356:Heartburn / Q000000981:diagnostic imaging; D006801:Humans; D006863:Hydrogen-Ion Concentration; D011859:Radiography
chemical_list: D001466:Barium Sulfate