1. Department of Veterinary Pathobiology; College of Veterinary Medicine and Biological Sciences; Texas A&M University; College Station TX
2. Department of Veterinary Biosciences; College of Veterinary Medicine; The Ohio State University; Columbus OH
3. Athens Veterinary Diagnostic Laboratory; College of Veterinary Medicine; University of Georgia; Athens GA
4. Department of Small Animal Clinical Sciences; College of Veterinary Medicine and Biological Sciences; Texas A&M University; College Station TX