title: [Classification of peptic ulcer].
authors.forename: A S
authors.initials: AS
authors.lastname: Belousov
authors.forename: L G
authors.initials: LG
authors.lastname: Rakitskaia
authors.forename: L D
authors.initials: LD
authors.lastname: Mamedova
mesh_terms: D006801:Humans; D010437:Peptic Ulcer / Q000145:classification* / Q000150:complications / Q000209:etiology; D014586:USSR
vernacular_title: O klassifikatsii iazvennoĭ bolezni.