Duodenogastric reflux and pyloric surgery.
D004378:Duodenal Diseases / Q000601:surgery*; D005755:Gastrins / Q000378:metabolism; D006801:Humans; D010437:Peptic Ulcer / Q000601:surgery; D011708:Pylorus / Q000601:surgery*; D013272:Stomach Diseases / Q000601:surgery*; D014628:Vagotomy
D005755:Gastrins