1. Medicina VeterinariaUniversita degli Studi di PerugiaPerugiaItaly
2. Department of Neurology/ NeurosurgeryThe Animal Health TrustNewmarketUK
3. Universita degli Studi di Teramo Facolta di Medicina VeterinariaTeramoAbruzzoItaly
4. Department of Veterinary Clinical SciencesUniversity of TeramoTeramoItaly
5. Biopathological ScienceUniversity of PerugiaPerugiaItaly