title: Letter: Barium studies in Meckel diverticulum.
mesh_terms: D001466:Barium Sulfate; D006801:Humans; D007082:Ileum / Q000000981:diagnostic imaging; D007223:Infant; D008467:Meckel Diverticulum / Q000175:diagnosis / Q000000981:diagnostic imaging*; D011859:Radiography; D011877:Radionuclide Imaging; D013667:Technetium
chemical_list: D001466:Barium Sulfate; D013667:Technetium