1. Research Laboratory for Vector-borne Diseases and National Reference Laboratory for Hantavirus Infections, Brussels, Belgium
2. Cantacuzino Institute, Vector-Borne Diseases Laboratory, Bucharest, Romania
3. National Center for Infectious and Parasitic Diseases, Sofia, Bulgaria
4. Unit of the Biology of Emerging Viral Infections (UBIVE), Institut Pasteur, Lyon, France
5. Department of Virology, Erasmus University Hospital, Rotterdam, the Netherlands
6. Centre for Vectors and Infectious Diseases Research (CEVDI), National Institute of Applied Sciences (INSA), National Institute of Health Dr. Ricardo Jorge, Águas de Moura, Portugal
7. Swedish Institute for Communicable Disease Control (SMI), Karolinska Institute, Stockholm, Sweden
8. Clinical Centre, University of Sarajevo, Institute of Clinical Microbiology, Sarajevo, Bosnia and Herzegovina
9. Aristotle University of Thessaloniki, School of Medicine, Thessaloniki, Greece
10. Arbovirus and Imported Viral Disease Unit, National Centre for Microbiology, Institute for Health Carlos III, Majadahonda, Spain
11. Institute of Public Health, Ostrava, Czech Republic
12. Department of Virology and Rickettsiology, Bundeswehr Institute for Microbiology, Munich, Germany
13. National Centre for Epidemiology, Budapest, Hungary
14. Department of Virology, National Institute for Health Development, Tallinn, Estonia
15. Department of Medical Microbiology, University College Dublin, Dublin, Ireland
16. Department of Infectious, Parasitic and Immunomediate Diseases, Istituto Superiore di Sanitá, Laboratory of Virology, Rome, Italy
17. Institute of Tropical Medicine, Antwerp, Belgium
18. Norwegian Institute of Public Health, Division of Infectious Disease Control, Oslo, Norway
19. Department of Virology, Medical University of Vienna, Vienna, Austria
20. University of Ljubljana, Medical Faculty, Institute of Microbiology and Immunology, Ljubljana, Slovenia
21. Refik Saydam National Public Health Agency, Sihhiye, Ankara, Turkey
22. Medical Diagnostic Laboratory, Voivodeship Sanitary-Epidemiological Station, Rzeszów, Poland
23. Institute of Virology, Slovak Academy of Sciences, Bratislava, Slovakia
24. Friedrich-Loeffler Institute, Federal Research Institute for Animal Health, World Organisation for Animal Health Collaborating Centre for Zoonoses in Europe, Institute for Novel and Emerging Infectious Diseases, Greifswald - Insel Riems, Germany
25. Institute of Public Health, Control of Infectious Diseases, Tirana, Albania
26. Spiez Laboratory, Biology - Virology Group, Spiez, Switzerland
27. Laboratoire National de Santé, Virologie, Luxembourg
28. Department of Virology, Haartman Institute, University of Helsinki, Helsinki, Finland