For citations:
Khokhlova E.N., Drachevа N.A., Grishakovа T.V. Features of Рertussis in the Кursk region according to the infectious diseases hospital. CHILDREN INFECTIONS. 2020;19(1):21-25. (In Russ.) https://doi.org/10.22627/2072-8107-2020-19-1-21-25