title: [Classification of ulcerous lesions and gastroduodenal ulcers].
authors.forename: V S
authors.initials: VS
authors.lastname: Volkov
authors.forename: O A
authors.initials: OA
authors.lastname: Lazdin
mesh_terms: D004386:Duodenum / Q000473:pathology; D006801:Humans; D010437:Peptic Ulcer / Q000145:classification* / Q000473:pathology; D013270:Stomach / Q000473:pathology
vernacular_title: O klassifikatsii iazvennykh porazheniĭ i iazvennoi bolezni zheludka i dvenadtsatiperstnoĭ kishki.