title: [Catheter for x-ray examination of the esophagus in children].
mesh_terms: D001466:Barium Sulfate; D002404:Catheterization; D002675:Child, Preschool; D004935:Esophageal Diseases / Q000000981:diagnostic imaging*; D004947:Esophagus / Q000000981:diagnostic imaging*; D006801:Humans; D011859:Radiography
chemical_list: D001466:Barium Sulfate
vernacular_title: Zond dlia rentgenologicheskogo issledovaniia pishchevoda u deteĭ.