1. School of Veterinary Medicine, Veterinary Medicine and Epidemiology University of California‐Davis USA
2. Veterinary Medical Teaching Hospital – Large Animal Clinic University of California‐Davis USA
3. Neurology and Neurosurgery Service – Electrophysiology Laboratory University of California‐DavisUSA
4. Surgical and Radiological Sciences University of California‐DavisUSA
5. Veterinary Medical Teaching Hospital – Anatomic Pathology Service University of California‐Davis USA