1. Department of Small Animal Clinical Sciences Western College of Veterinary Medicine University of Saskatchewan Saskatoon SK Canada
2. Lloyd Veterinary Medical Center Iowa State University Ames IA USA
3. 3WCVM Veterinary Medical Centre University of Saskatchewan Saskatoon SK Canada
4. Department of Pathology Western College of Veterinary Medicine University of Saskatchewan Saskatoon SK Canada
5. Department of Large Animal Clinical Sciences Western College of Veterinary Medicine University of Saskatchewan Saskatoon SK Canada