1. Department of Veterinary Medical Sciences, University of Bologna, Ozzano dell’Emilia, Italy;
2. Veterinary Diagnostic Center Palermovet, Palermo, Italy;
3. Roma Sud Veterinary Clinic, Rome, Italy;
4. Section of Clinical and Comparative Neuropathology, Centre for Clinical Veterinary Medicine, Ludwig-Maximilians-Universität München, Munich, Germany;
5. Department of Diagnostic Imaging, Veterinary Institute of Novara, Granozzo con Monticello, Italy