title: Barium-meal examination following Billroth-I gastrectomy.
mesh_terms: D001466:Barium Sulfate; D004381:Duodenal Ulcer / Q000601:surgery*; D005260:Female; D005743:Gastrectomy / Q000009:adverse effects*; D006801:Humans; D008297:Male; D010528:Peristalsis; D011859:Radiography; D013270:Stomach / Q000000981:diagnostic imaging* / Q000503:physiopathology; D014628:Vagotomy / Q000009:adverse effects
chemical_list: D001466:Barium Sulfate