1. Department of Small Animal Clinical Sciences University of Florida Gainesville Florida USA
2. Department of Veterinary Clinical Medicine University of Illinois Urbana IL USA
3. Department of Veterinary Medicine and Surgery University of Missouri Columbia Missouri USA
4. Department of Surgical and Radiological Sciences University of California‐Davis Davis California USA
5. University of Florida, Institute of Farm and Agricultural Sciences, Statistics Consulting Unit Gainesville Florida USA
6. VCA Canada‐404 Veterinary Emergency and Referral Newmarket Ontario Canada