title: Gastrin response to calcium and secretin infusion in patients with achlorhydria.
mesh_terms: D000126:Achlorhydria / Q000503:physiopathology*; D002118:Calcium; D005755:Gastrins / Q000097:blood*; D006801:Humans; D011706:Pyloric Antrum / Q000503:physiopathology; D012633:Secretin
chemical_list: D005755:Gastrins; D012633:Secretin; D002118:Calcium