1. Veterinary Diagnostic Laboratory, North Dakota State University, Fargo, ND
2. Beth Israel Deaconess Medical Center, Boston, MA
3. School of Veterinary Medicine, University of Pennsylvania, Philadelphia, PA
4. College of Veterinary Medicine, The Ohio State University, Columbus, OH
5. Veterinary Diagnostic Laboratory, Department of Microbiology, Immunology and Pathology, College of Veterinary Medicine and Biomedical Sciences, Colorado State University, Fort Collins, CO
6. Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California-Davis, Davis, CA
7. Veterinary Drugs Directorate, Health Canada, Ottawa, ON, Canada
8. Nebraska Veterinary Diagnostic Center, School of Veterinary Medicine and Biomedical Sciences, University of Nebraska-Lincoln, Lincoln, NE
9. Department of Infectious Diseases, College of Veterinary Medicine, University of Georgia, Athens, GA
10. Washington Animal Disease Diagnostic Laboratory, Department of Veterinary Microbiology and Pathology, College of Veterinary Medicine, Washington State University, Pullman, WA