1. Bernhard Nocht Institute for Tropical Medicine, WHO Collaborating Centre for Arbovirus and Hemorrhagic Fever Reference and Research, Hamburg, Germany
2. Friedrich-Loeffler-Institut, Institute for Novel and Emerging Infectious Diseases, Greifswald, Germany
3. Staatliches Tierärztliches Untersuchungsamt-Diagnostikzentrum, Aulendorf, Germany
4. German Centre for Infection Research (DZIF), Hamburg-Luebeck-Borstel partner site, Hamburg, Germany
5. Charite Medical School, Institute of Medical Virology, Berlin, Germany
6. Kyushu Research Station, National Institute of Animal Health, NARO, Kagoshima, Japan