For citations:
Malchikov I.A., Slobodenyuk A.V., Vyalykh I.V., Markaran A.Yu., Grigorieva Yu.V., Burtseva Yu.Yu., Malchikova I.P. Population immunity for influenza in population of Sverdlovsk Region in epidemic season of 2018–2019. Medical alphabet. 2020;(18):26-28. (In Russ.) https://doi.org/10.33667/2078-5631-2020-18-26-28