title: Zollinger-Ellison syndrome reclassified.
mesh_terms: D000126:Achlorhydria; D007516:Adenoma, Islet Cell; D003967:Diarrhea; D005750:Gastric Juice / Q000378:metabolism; D006801:Humans; D010437:Peptic Ulcer; D015043:Zollinger-Ellison Syndrome / Q000145:classification*