title: Letter: Antral-gastrin-cell hyperplasia in peptic ulcer disease.
mesh_terms: D005755:Gastrins / Q000097:blood / Q000378:metabolism*; D006801:Humans; D006965:Hyperplasia; D010437:Peptic Ulcer / Q000473:pathology*; D011706:Pyloric Antrum / Q000473:pathology*; D011863:Radioimmunoassay; D012008:Recurrence; D013276:Stomach Ulcer / Q000473:pathology / Q000503:physiopathology; D009626:Terminology as Topic; D015043:Zollinger-Ellison Syndrome / Q000473:pathology
chemical_list: D005755:Gastrins