1. Department of Veterinary Clinical Medicine, College of Veterinary Medicine, University of Illinois, Urbana, IL
2. Department of Veterinary Clinical Sciences, College of Veterinary Medicine, The Ohio State University, Columbus, OH
3. Department of Clinical Sciences, College of Veterinary Medicine & Biomedical Sciences, Colorado State University, Fort Collins, CO
4. Department of Small Animal Clinical Sciences, College of Veterinary Medicine and Biomedical Sciences, Texas A&M University, College Station, TX
5. Department of Small Animal Medicine and Surgery, College of Veterinary Medicine, University of Georgia, Athens, GA