title: [Role of proteolytic aggression in the pathogenesis of duodenal ulcer].
mesh_terms: D000293:Adolescent; D000328:Adult; D004381:Duodenal Ulcer / Q000209:etiology*; D004386:Duodenum / Q000201:enzymology*; D005750:Gastric Juice / Q000378:metabolism; D006801:Humans; D010434:Pepsin A / Q000378:metabolism*
chemical_list: D010434:Pepsin A
vernacular_title: Znachenie proteoliticheskoĭ agressii v patogeneze iazvy dvenadtsatiperstnoĭ kishki.