title: Circulating gastrin in peptic ulcer disease.
mesh_terms: D005750:Gastric Juice / Q000378:metabolism; D005755:Gastrins / Q000378:metabolism / Q000502:physiology*; D006801:Humans; D010437:Peptic Ulcer / Q000175:diagnosis / Q000209:etiology*; D011863:Radioimmunoassay; D015043:Zollinger-Ellison Syndrome / Q000209:etiology
chemical_list: D005755:Gastrins