title: [Associated and secondary diseases of the stomach and cardia in duodenal ulcer].
mesh_terms: D002299:Cardia; D004381:Duodenal Ulcer / Q000150:complications*; D006801:Humans; D013272:Stomach Diseases / Q000150:complications* / Q000209:etiology
vernacular_title: Sochetannye i vtorichnye porazheniia zheludka i kardii pri iazvennoĭ bolezni dvenadtsatiperstnoĭ kishki.