1. Laboratory of Microbiology and Infectious Diseases; School of Veterinary Medicine; Faculty of Health Sciences; Aristotle University of Thessaloniki; Thessaloniki Greece
2. NeuroCenter; Division of Neurological Sciences; Vetsuisse Faculty; University of Bern; Bern Switzerland
3. Equine Unit; Companion Animal Clinic; Department of Clinical Sciences; School of Veterinary Medicine; Faculty of Health Sciences; Aristotle University of Thessaloniki; Thessaloniki Greece
4. Diagnostic Laboratory; Department of Clinical Sciences; School of Veterinary Medicine; Faculty of Health Sciences; Aristotle University of Thessaloniki; Thessaloniki Greece
5. Laboratory of Pathology; School of Veterinary Medicine; Faculty of Health Sciences; Aristotle University of Thessaloniki; Thessaloniki Greece
6. Department of Surveillance and Intervention; Hellenic Centre for Disease Control and Prevention; Athens Greece