1. Medvet Chicago Medical and Cancer Centers for Pets Chicago IL
2. Department of Neurosurgery Pritzker School of Medicine The University of Chicago Chicago IL
3. Department of Clinical Sciences and Services Small Animal Medicine and Surgery Group The Royal Veterinary College Hatfield Hertfordshire UK
4. Department of Veterinary and Clinical Animal Sciences Faculty of Health and Medical Sciences University of Copenhagen Copenhagen Denmark
5. Department of Pharmacology, Toxicology and Pharmacy University of Veterinary Medicine Hannover Germany
6. Center for Systems Neuroscience Hannover Germany
7. Department of Clinical Sciences College of Veterinary Medicine North Carolina State University Raleigh NC
8. Department of Veterinary Clinical Sciences University of Minnesota College of Veterinary Medicine St. Paul MN
9. Department of Small Animal Medicine & Surgery College of Veterinary Medicine University of Georgia Athens GA