For citations:
Koroleva I.S., Beloshitsky G.V., Koroleva M.A., Mel’Nikova A.A. Epidemiological Aspects of Pneumococcal Meningitis in the Russian Federation. Epidemiology and Vaccinal Prevention. 2016;15(5):6-13. (In Russ.) https://doi.org/10.31631/2073-3046-2016-15-5-6-13