Institution: | 1. Department of Population Medicine and Diagnostic Sciences, Cornell College of Veterinary Medicine, Cornell University, Ithaca, NY, USA;2. Department of Veterinary Microbiology and Pathology, Washington State University, Pullman, WA, USA;3. Department of Clinical Sciences, Cornell College of Veterinary Medicine, Cornell University, Ithaca, NY, USA;4. Rood & Riddle Equine Hospital, Lexington, KY, USA |