E. A. Bazykina
Pacific state medical university of the Ministry of Healthcare of the Russian Federation; Khabarovsk research institute of epidemiology and microbiology of the Federal Service for surveillance on consumers rights protection and human wellbeing.
Russian Federation

Elena A. Bazykina – postgraduate student of the epidemiology and military epidemiology chair ;  junior research associate.

  Vladivostok, Ostryakova avenue, 2, 690002.

V. B. Turkutyukov
Pacific state medical university of the Ministry of Healthcare of the Russian Federation.
Russian Federation

 Vyacheslav B. Turkutyukov – Dr. Sci. (Med.), professor, chief of the epidemiology and military epidemiology char. 

Vladivostok, Ostryakova avenue, 2, 690002.

O. E. Trotsenko
Khabarovsk research institute of epidemiology and microbiology of the Federal Service for surveillance on consumers rights protection and human wellbeing.
Russian Federation

Olga E. Trotsenko – Dr. Sci. (Med.), director of the Khabarovsk research institute of epidemiology and microbiology. 

Shevchenko str., 2, Khabarovsk Russia, 680000.