1. Department of Community Medicine, UiT The Arctic University of Norway, Tromsø, Norway
2. Department of Public Health, Northern State Medical University, Arkhangelsk, Russia
3. Department of Epidemiiological surveillance, Center of Hygiene and Epidemiology in the Arkhangelsk Region, Arkhangelsk, Russia
4. Central Scientific Research Laboratory, Northern State Medical University, Arkhangelsk, Russia
5. Department of Public health, healthcare, hygiene and bioethics, North-Eastern Federal University, Yakutsk, Republic of Sakha (Yakutia), Russia
6. West Kazakhstan Marat Ospanov Medical University, Aktobe, Kazakhstan
7. Department of Healthcare Policy, Al-Farabi Kazakh National University, Almaty, Kazakhstan
8. Department of Infectious Diseases, Northern State Medical University, Arkhangelsk, Russia