title: [Epidemiologic peculiarities of the course of diphtheria in Vologda District].
mesh_terms: D002648:Child; D002675:Child, Preschool; D004165:Diphtheria / Q000453:epidemiology* / Q000517:prevention & control; D006801:Humans; D007223:Infant; D012426:Russia
vernacular_title: Epidemiologicheskie osobennosti techeniia difterii v Vologodskoĭ oblasti.