title: [The significance of levels of antitoxic immunity in the spread of diphtheri infection].
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004165:Diphtheria / Q000276:immunology / Q000517:prevention & control / Q000635:transmission*; D004166:Diphtheria Antitoxin; D006386:Hemagglutination Tests; D006801:Humans; D012800:Siberia; D014611:Vaccination
chemical_list: D004166:Diphtheria Antitoxin
vernacular_title: Znachenie urovnia antitoksicheskogo immuniteta v rasprostranenii difteriĭnoĭ infedtsii