1. Department of Physiology & Pharmacology; University of Georgia College of Veterinary Medicine; Athens GA
2. Department of Comparative Biomedical Sciences; Royal Veterinary College; University of London; London UK
3. Division of Small Animal Internal Medicine; Department of Clinical Veterinary Medicine; Vetsuisse Faculty; University of Bern; Bern Switzerland
4. Department of Veterinary Clinical Sciences; University of Minnesota College of Veterinary Medicine; St. Paul MN
5. Department of Clinical Sciences; North Carolina State University College of Veterinary Medicine; Raleigh NC