Elizabeth A. CarrFrom the Department of Veterinary Clinical Medicine and Surgery, College of Veterinary Medicine, Washington State University, Pullman, WA 99164.
Harold C. Schott IIFrom the Department of Veterinary Clinical Medicine and Surgery, College of Veterinary Medicine, Washington State University, Pullman, WA 99164.
George M. BarringtonFrom the Department of Veterinary Clinical Medicine and Surgery, College of Veterinary Medicine, Washington State University, Pullman, WA 99164.
Steven M. ParishFrom the Department of Veterinary Clinical Medicine and Surgery, College of Veterinary Medicine, Washington State University, Pullman, WA 99164.