1. Diagnostic Center for Population and Animal Health, Michigan State University, East Lansing, Michigan
2. NSG Pathology, Winters, California
3. Animal Reference Pathology Division, ARUP Laboratories, Salt Lake City, Utah
4. Department of Small Animal Clinical Sciences, College of Veterinary Medicine, Michigan State University, East Lansing, Michigan
5. BrightHeart Veterinary Centers, Armonk, New York
6. Unit for Laboratory Animal Medicine, University of Michigan, Ann Arbor, Michigan
7. Pathobiology and Diagnostic Investigation, Michigan State University, East Lansing, Michigan