1. Department of Pathobiology, Institute of Immunology; University of Veterinary Medicine; Vienna Austria
2. Department of Pathobiology, Institute of Pathology and Forensic Veterinary Medicine; University of Veterinary Medicine; Vienna Austria
3. Department for Small Animals and Horses, Clinic for Internal Medicine; University of Veterinary Medicine; Vienna Austria
4. Department of Pathobiology, Clinical Pathology Unit; University of Veterinary Medicine; Vienna Austria