A. N. Nikanov
North-West Public Health Research Center
Russian Federation

Aleksandr N. Nikanov, Cand. Sci. (Med.), Leading Researcher, Head of the Scientific Department of Occupational Pathology; Chief Freelance Occupational Pathologist of the Ministry of Health of the Murmansk Region

4, 2nd Sovetskaya Street, Saint Petersburg, 191036

D.  V. Vinnikov
Al-Farabi Kazakh National University
Kazakhstan

Denis V. Vinnikov, Dr. Sci. (Med.), Head of the Environmental Health Laboratory

71 Al-Farabi Avenue, Almaty, 050040

S. A. Syurin
North-West Public Health Research Center
Russian Federation

Sergei A. Syurin, Dr. Sci. (Med.), Chief Researcher, Department of Public Health Analysis and Monitoring

4, 2nd Sovetskaya Street, Saint Petersburg, 191036

E. D. Shitikova
St. Petersburg State Pediatric Medical University
Russian Federation

Elizaveta D. Shitikova, student,

2 Litovskaya Street, Saint Petersburg, 194100