title: [Peculiarities of the course of gastric ulcer and duodenal ulcer in young persons].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D006801:Humans; D010437:Peptic Ulcer / Q000150:complications*; D010439:Peptic Ulcer Perforation / Q000175:diagnosis* / Q000601:surgery; D013154:Spleen / Q000601:surgery
vernacular_title: Osobennosti techeniia iazvennoĭ bolezni zheludka i dvenadtsatiperstnoĭ kishki u lits molodnogo vozrasta.