1. Department of Biomedical and Diagnostic Sciences College of Veterinary Medicine, University of Tennessee Tennessee Knoxville USA
2. Department of Veterinary Clinical Sciences School of Veterinary Medicine, Louisiana State University Louisiana Baton Rouge USA
3. Department of Veterinary Biosciences College of Veterinary Medicine, The Ohio State University Ohio Columbus USA
4. Veterinary Information Network Dalmally UK
5. Zoetis Reference Laboratories, Zoetis, Inc. Parsipanny New Jersey USA
6. Department of Veterinary Pathobiology College of Veterinary Medicine, University of Missouri Missouri Columbia USA
7. Charles River Laboratories Michigan Mattawan USA
8. Department of Companion Animal Clinical Studies Faculty of Veterinary Science, University of Pretoria Pretoria South Africa
9. Department of Microbiology, Immunology and Pathology College of Veterinary Medicine and Biomedical Sciences Colorado State University Colorado Fort Collins USA
10. Department of Veterinary Pathology College of Veterinary Medicine Iowa State University Iowa Ames USA
11. Idexx, Inc. Michigan Bloomfield USA
12. Department of Veterinary Pathology, Microbiology, and Immunology School of Veterinary Medicine University of California Davis California Davis USA