title: Acid secretion in duodenal ulcer disease before and after surgery.
mesh_terms: D004032:Diet; D004322:Drainage; D004381:Duodenal Ulcer / Q000209:etiology / Q000378:metabolism / Q000601:surgery*; D005743:Gastrectomy; D005745:Gastric Acidity Determination; D005750:Gastric Juice / Q000378:metabolism*; D005755:Gastrins / Q000378:metabolism; D006801:Humans; D011379:Prognosis; D012636:Secretory Rate; D013270:Stomach / Q000294:innervation; D014628:Vagotomy
chemical_list: D005755:Gastrins