1. Department of Veterinary Clinical Sciences College of Veterinary Medicine, The Ohio State University Columbus Ohio USA
2. Departments of Medicine and Epidemiology University of California‐Davis, School of Veterinary Medicine Davis California USA
3. Surgical and Radiological Sciences University of California‐Davis, School of Veterinary Medicine Davis California USA
4. Department of Veterinary Clinical Medicine College of Veterinary Medicine, University of Illinois at Urbana‐Champaign Urbana Illinois USA
5. Department of Clinical Studies, Ontario Veterinary College University of Guelph Ontario Canada
6. College of Veterinary Medicine and Biomedical Sciences Colorado State University Fort Collins Colorado USA