For citations:

Mirzoev N.T., Sidorchuk S.N., Bulan’kov Yu.I., Kas’janenko K.V. Modern understanding about the role of group A β -hemolytic streptococcus in acute tonsillitis. Journal Infectology. 2021;13(4):66-71. (In Russ.) https://doi.org/10.22625/2072-6732-2021-13-4-66-71