[1
]Institute of Diagnostic Virology Friedrich‐Loeffler‐Institut Greifswald – Insel Riems
Germany
[2
]Institute of Veterinary‐Pathology Leipzig University Leipzig Germany
[3
]Department of Experimental Animal Facilities and Biorisk Management Friedrich‐Loeffler‐Institut
Greifswald – Insel Riems Germany
[4
]Clinic for Poultry University of Veterinary Medicine Hannover Hannover Germany