1. Department of Small Animal Medicine and Surgery, College of Veterinary Medicine University of Georgia Athens Georgia USA
2. Department of Veterinary Clinical Medicine, College of Veterinary Medicine University of Illinois at Urbana‐Champaign Urbana Illinois USA
3. Veterinary Specialty Hospital of San Diego San Diego California USA
4. VCA Animal Diagnostic Clinic Dallas Texas USA
5. Colorado State University Flint Animal Cancer Center Fort Collins Colorado USA