Lilia M. Kotlyar
South-Ural Territorial Department of the Federal Service for Supervision of Consumer Rights Protection and Human Welfare for Railway Transport
Russian Federation

Head, South Ural Territorial Department, Federal Service for Supervision of Consumer Rights Protection and Human Welfare in the Railway Transport Sector, Orenburg, 460006, Russian Federation

e-mail: Alimovalm@rambler.ru

Valery A. Kaptzov
All-Russian Research Institute of Transport Hygiene
Russian Federation

DSc (Medicine), professor, corresponding member of the RAS, head, Laboratory of complex problems of transport hygiene, All-Russian Research Institute of Transport Hygiene, Moscow, 125438, Russian Federation

e-mail: kapcovva39@mail.ru

Zhanna V. Ovechkina
All-Russian Research Institute of Transport Hygiene
Russian Federation

DSc (Medicine), head, Laboratory of public hygiene and epidemiology, All-Russian Research Institute of Transport Hygiene, Moscow, 125438, Russian Federation

e-mail: ovechkina555@gmail.com