1. Department of Clinical Sciences College of Veterinary Medicine, North Carolina State University Raleigh North Carolina USA
2. Department of Veterinary Clinical Sciences College of Veterinary Medicine, The Ohio State University Columbus Ohio USA
3. Department of Clinical Studies Ontario Veterinary College, Ontario Veterinary College Guelph Ontario Canada
4. Department of Clinical Science and Services Royal Veterinary College London United Kingdom
5. Department for Small Animals Leipzig University Leipzig Germany
6. VCA Sacramento Veterinary Referral Center Sacramento California USA
7. Department of Veterinary Clinical Sciences Purdue University West Lafayette Indiana USA
8. University of Veterinary Medicine Hanover Hanover Germany