title: Pathophysiology of duodenal ulcer.
mesh_terms: D000818:Animals; D001625:Betazole; D004381:Duodenal Ulcer / Q000209:etiology / Q000503:physiopathology*; D004386:Duodenum / Q000503:physiopathology; D005215:Fasting; D005502:Food; D005746:Gastric Emptying; D005750:Gastric Juice / Q000378:metabolism; D006632:Histamine; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007413:Intestinal Mucosa / Q000503:physiopathology; D010418:Pentagastrin
chemical_list: D001625:Betazole; D006632:Histamine; D010418:Pentagastrin