title: [Use of serological methods of study for the study of foci of measles infection under conditions of preventive mass measles vaccination in Leningrad].
mesh_terms: D006801:Humans; D008457:Measles / Q000453:epidemiology* / Q000517:prevention & control; D008458:Measles Vaccine; D012426:Russia; D014611:Vaccination
chemical_list: D008458:Measles Vaccine
vernacular_title: Ispol'zovanie serologicheskikh metodov issledovaniia dlia izucheniia ochagov korevoĭ infektsii v usloviiakh massovoĭ vaktsinoprofilaktiki kori v Leningrade