Affiliation: | 1. Department of Large Animal Medicine and Surgery, St. George’s University, USDA ARS ADRU, True Blue PO Box 7, St. George''s, Grenada, West Indies;2. Surveillance, Preparedness, and Response Services, USDA APHIS Veterinary Services, 2150 Centre Avenue, Building B, Mailstop 3E113, Fort Collins, CO 80526, USA;3. Department of Veterinary Microbiology and Pathology, College of Veterinary Medicine, Washington State University, PO Box 647040, Pullman, WA 99164–7040, USA;4. Department of Veterinary Microbiology and Pathology, USDA ARS ADRU, Washington State University, PO Box 46630, Pullman, WA 99164, USA |