1. Public Health England; Nottingham UK
2. The L.V. Gromashevsky Institute of Epidemiology & Infectious Diseases National Academy of Medical Science of Ukraine; Kyiv Ukraine
3. State Sanitary and Epidemiological Service of Ukraine; Kyiv Ukraine
4. Ministry of Health of Ukraine; Kyiv Ukraine
5. University of Helsinki; Helsinki Finland
6. World Health Organization Regional Office for Europe; Copenhagen Denmark
7. Ukrainian Centre for Disease Control and Monitoring of the Ministry of Health of Ukraine; Kyiv Ukraine