title: D cell pathology in duodenal ulcers and achlorhydria.
mesh_terms: D000126:Achlorhydria / Q000473:pathology*; D000752:Anemia, Pernicious / Q000473:pathology; D004381:Duodenal Ulcer / Q000473:pathology*; D005753:Gastric Mucosa / Q000473:pathology; D005755:Gastrins / Q000032:analysis; D006801:Humans; D011706:Pyloric Antrum / Q000473:pathology*; D013004:Somatostatin / Q000032:analysis*
chemical_list: D005755:Gastrins; D013004:Somatostatin