For citations:
Protasova I.N., Feldblium I.V., Bakhareva N.V., Ovchinnikova O.P., Domracheva S.V. Preventive Efficacy of Pneumococcal Conjugated Vaccine (Population Aspects). Epidemiology and Vaccinal Prevention. 2021;20(6):37-55. (In Russ.) https://doi.org/10.31631/2073-3046-2021-20-6-37-55