title: Barium-spray method to improve radiographic and endoscopic views of gastric and duodenal lesions.
mesh_terms: D001464:Barium / Q000008:administration & dosage; D004378:Duodenal Diseases / Q000000981:diagnostic imaging*; D004379:Duodenal Neoplasms / Q000000981:diagnostic imaging*; D004724:Endoscopy; D005336:Fiber Optic Technology; D006801:Humans; D011859:Radiography; D013272:Stomach Diseases / Q000000981:diagnostic imaging*; D013274:Stomach Neoplasms / Q000000981:diagnostic imaging*
chemical_list: D001464:Barium