title: [Epidemiological analysis: the main content].
authors.forename: E P
authors.initials: EP
authors.lastname: Klimenko
authors.forename: G P
authors.initials: GP
authors.lastname: Stepanov
mesh_terms: D000367:Age Factors; D003141:Communicable Diseases / Q000175:diagnosis / Q000453:epidemiology / Q000401:mortality; D001330:Electronic Data Processing; D004812:Epidemiologic Methods; D006801:Humans; D012189:Retrospective Studies; D012621:Seasons; D012737:Sex Factors
vernacular_title: Epidemiologicheskiĭ analiz: osnovnoe soderzhanie.