1. Clinic of Small Animal Surgery/Neurology, Vetsuisse FacultyUniversity of ZurichZurichSwitzerland
2. Neurology/NeurosurgerySouthern Counties Veterinary Specialists LLPRingwoodHampshireUK
3. Department fur Kleintiere, OncologyUniversitat ZurichZurichSwitzerland
4. Departmend of Internal MedicineMarigin ‐ Zentrum für TiermedizinFeusisbergSwitzerland