1. Epidemiology; Epiconcept; Paris France
2. National Centre of Epidemiology; Institute of Health Carlos III; Madrid Spain
3. Department of Epidemiology; Instituto Nacional de Saúde, Doctor Ricardo Jorge; Lisboa Portugal
4. University of Medicine and Pharmacy Carol Davila; Bucharest Romania
5. Cantacuzino Institute; National Institute of Research - Development for Microbiology and Immunology; Bucharest Romania
6. Health Service Executive - Health Protection Surveillance Centre; Dublin Ireland
7. Department for Infectious Disease Epidemiology; Robert Koch Institute; Berlin Germany
8. Department of Disease Prevention and Surveillance; National Centre for Epidemiology; Budapest Hungary
9. National Institute of Public Health - National Institute of Hygiene; Warsaw Poland
10. National Center for Epidemiology, Surveillance and Health Promotion; Istituto Superiore di Sanità; Rome Italy
11. Université de Corse-Inserm; Corte France
12. Open Rome, Réseau des GROG; Paris France
13. The Public Health Agency of Sweden; Stockholm Sweden
14. Centre for Infectious Disease Control; National Institute of Public Health and Environment (RIVM); Bilthoven The Netherlands
15. Hrvatski zavod za javno zdravstvo; Zagreb Croatia
16. Institut Pierre Louis d'épidémiologie et de Santé Publique (IPLESP UMRS 1136); UPMC Univ Paris 06, INSERM; Sorbonne Universités; Paris France
17. European Centre for Disease Prevention and Control (ECDC); Stockholm Sweden