For citations:
Erofeeva M.K., Stukova M.A., Shakhlanskaya E.V., Buzitskaya Zh.V., Maksakova V.L., Krainova T.I., Pisareva M.M., Popov A.B., Pozdnjakova M.G., Lioznov D.A. Evaluation of the Preventive Effectiveness of Influenza Vaccines in the Epidemic Season 2019–2020 in St. Petersburg. Epidemiology and Vaccinal Prevention. 2021;20(5):52-60. (In Russ.) https://doi.org/10.31631/2073-3046-2021-20-5-52-60-52-60