title: Circumferential oesophageal myotomy.
mesh_terms: D000368:Aged; D001466:Barium Sulfate; D003680:Deglutition Disorders / Q000209:etiology; D004322:Drainage; D004945:Esophagoscopy; D004947:Esophagus / Q000601:surgery*; D005260:Female; D006548:Hernia, Diaphragmatic / Q000000981:diagnostic imaging / Q000601:surgery*; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D011859:Radiography; D014628:Vagotomy
chemical_list: D001466:Barium Sulfate