1. Department for Farm Animals and Veterinary Public Health; Clinic for Avian, Reptile and Fish Medicine; University of Veterinary Medicine Vienna; Vienna Austria
2. Clinical Unit of Internal Medicine Small Animals; Department/Clinic for Companion Animals and Horses; University of Veterinary Medicine Vienna; Vienna Austria
3. Department for Pathobiology; Institute of Bacteriology, Mycology and Hygiene; University of Veterinary Medicine; Veterinärplatz 1 A-1210 Wien Austria
4. Department for Pathobiology; Institute of Pathology and Forensic Veterinary Medicine; University of Veterinary Medicine; Veterinärplatz 1 A-1210 Wien Austria
5. Faculty of Veterinary Medicine; Avian and Exotic Animal Clinic; University of Veterinary and Pharmaceutical Sciences; Palackého 1/3 61242 Brno Czech Republic