1. Institute of Virology Department of Infectious Diseases University of Veterinary Medicine Hannover Hannover Germany
2. German Center for Infection Research Partner Site Hannover Braunschweig Germany
3. Clinic for Cattle University of Veterinary Medicine Hannover Hannover Germany
4. Department of Pathology University of Veterinary Medicine Hannover Hannover Germany
5. Institute for Medical Microbiology, Virology and Hygiene University Medical Center Hamburg Eppendorf Hamburg Germany
6. Institute of Transfusion Medicine University Medical Center Hamburg Eppendorf Hamburg Germany
7. German Center for Infection Research Partner Site Hamburg‐Lübeck‐Borstel‐Riems Hamburg Germany