1. Centers for Disease Control and Prevention, Fort Collins, CO, USA
2. United States Department of Agriculture, Agricultural Research Service, Fort Pierce, FL, USA
3. D. I. Ivanovsky Institute of Virology, Moscow, Russia
4. Friedrich-Loeffler-Institut, Greifswald-Insel Riems, Germany
5. Colorado State University, Fort Collins, CO, USA
6. Public Health Agency of Canada, Winnipeg, MB, Canada
7. University of Campinas (UNICAMP), Campinas, São Paulo, Brazil
8. Charité-Universitätsmedizin Berlin, Humboldt-University Berlin, and Berlin Institute of Health, Berlin, Germany
9. Evandro Chagas Institute, Ministry of Health, Ananindeua, Pará, Brazil
10. MRC-University of Glasgow Centre for Virus Research, Glasgow, UK