1. Section of Virology, Department of Biomedical Sciences and Veterinary Public Health Swedish University of Agricultural Sciences Uppsala Sweden
2. Institute for Virology University of Veterinary Medicine Hannover Hannover Germany
3. National Veterinary Institute Uppsala Sweden
4. Department of Clinical Sciences Swedish University of Agricultural Sciences Uppsala Sweden
5. SLU Global Bioinformatics Centre, Department of Animal Breeding and Genetics Swedish University of Agricultural Sciences Uppsala Sweden