**Author details**

Alexey E. Khrulev1 \*, Irina V. Belova<sup>2</sup> , Irina V. Soloveva<sup>2</sup> , Anna G. Tochilina2 , Natalya A. Shiyanova1 , Anastasiya A. Nikitina1 and Natalya S. Khruleva1

1 Privolzhsky Research Medical University, Nizhny Novgorod, Russia

2 Academician I.N. Blokhina Nizhny Novgorod Scientific Research Institute of Epidemiology and Microbiology, Nizhny Novgorod, Russia

\*Address all correspondence to: alexey\_khrulev@mail.ru

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