For citations:
Zhidkova E.A., Gutor E.M., Tkachenko Yu.A., Rogova I.V., Popova I.A., Gurevich K.G. COVID-19: economic aspects of influenza vaccine prevention. Kachestvennaya Klinicheskaya Praktika = Good Clinical Practice. 2021;(2):16-21. (In Russ.) https://doi.org/10.37489/2588-0519-2021-1-16-21