V. B. Voitenkov
Pediatric Research and Clinical Center for Infectious Diseases; Academy of Postgraduate Education of Federal Scientific Research Center of the Federal Medical and Biological Agency
Russian Federation

Voitenkov Vladislav B.,

Saint Petersburg;

Moscow.

V. N. Komantsev
Saint Petersburg Postgraduate Institute of Medical experts Labor and Social Protection
Russian Federation

Saint Petersburg.

E. V. Ekusheva
Academy of Postgraduate Education of Federal Scientific Research Center of the Federal Medical and Biological Agency; Belgorod State National Research University
Russian Federation

Moscow;

Belgorod.

V. Yu. Romanenko
State Healthcare Institution Saratov City Clinical Hospital No. 9
Russian Federation

Saratov.

M. A. Irikova
Pediatric Research and Clinical Center for Infectious Diseases
Russian Federation

Saint Petersburg.