1. Blue Pearl Veterinary Partners Rockville Maryland USA
2. Small Animal Hospital, College of Veterinary Medicine University of Florida Gainesville Florida USA
3. Diagnostic Laboratories, College of Veterinary Medicine University of Florida Gainesville Florida USA
4. Antech Diagnostics Fountain Valley California USA
5. Auburn University Clinical Pathology Laboratory, College of Veterinary Medicine Auburn University Auburn Alabama USA
6. Capital Veterinary Specialists Jacksonville Florida USA