1. Department of Virology, University of Helsinki, Helsinki, Finland
2. Division of Clinical Microbiology, Helsinki University Hospital Laboratory Services (HUSLAB), Helsinki, Finland
3. Centers for Military Medicine and Biothreat Preparedness, Helsinki, Finland
4. Archipelago Doctors Ltd, Parainen, Finland
5. Natural Resources Institute Finland (Luke), Helsinki, Finland
6. Department of Geosciences and Geography, University of Helsinki, Helsinki, Finland
7. Department of Veterinary Biosciences, University of Helsinki, Helsinki, Finland
8. Department of Health Security, Infectious Disease Control and Vaccinations Unit, National Institute for Health and Welfare, Helsinki, Finland