B. G. Andryukov
Somov Research Institute of Epidemiology and Microbiology of the Federal Service for Surveillance on Consumer Rights Protection and Human Wellbeing; Far Eastern Branch of the State Research and Testing Institute of Military Medicine
Russian Federation

Boris G. Andryukov — D. Sc. in medicine, Somov Research Institute of Epidemiology and Microbiology of the Federal Service for Surveillance on Consumer Rights Protection and Human Wellbeing.

1 Selskaya st., Vladivostok, 690087.

N. N. Besednova
Somov Research Institute of Epidemiology and Microbiology of the Federal Service for Surveillance on Consumer Rights Protection and Human Wellbeing
Russian Federation

Natalya N. Besednova — Academician of the Russian Academy of Sciences, D.Sc. in medicine, Professor, Somov Research Institute of Epidemiology and Microbiology of the Federal Service for Surveillance on Consumer Rights Protection  and Human Wellbeing.

Vladivostok.

T. S. Zaporozhets
Somov Research Institute of Epidemiology and Microbiology of the Federal Service for Surveillance on Consumer Rights Protection and Human Wellbeing
Russian Federation

Tatyana S. Zaporozhets — D. Sc. in medicine, Somov Research Institute  of Epidemiology and  Microbiology of the  Federal Service for Surveillance on Consumer Rights Protection  and Human Wellbeing.

Vladivostok.