1. Federal State Budget Educational Institution of Higher Education, Siberian State Medical University, Ministry of Healthcare of Russian Federation, Tomsk, Russian Federation;
2. Budget Institution of Higher Education of Khanty-Mansiysk Autonomous Okrug, Khanty-Mansiysk State Medical Academy, Khanty-Mansiysk, Russian Federation;
3. Budget Institution of Higher Education of Khanty-Mansiysk Autonomous Okrug, Surgut State University, Surgut, Russian Federation;
4. University of Basel, Basel, Switzerland
5. Department of Epidemiology and Public Health, Swiss Tropical and Public Health Institute, Basel, Switzerland;