For citations:
Popova A.Yu., Ezhlova E.B., Melnikova A.A., Miheev V.N., Ryzhikov A.B., Ilicheva T.N., Domkina A.M., Mikheeva I.V., Saltykova T.S., Saltykova T.S. The Impact Annual Immunization against Flu on Morbidity of Flu in the Russian Federation. Epidemiology and Vaccinal Prevention. 2016;15(1):48-55. (In Russ.) https://doi.org/10.31631/2073-3046-2016-15-1-48-55