1. Department of Small Animal Clinical Sciences (Beittenmiller), C247 Veterinary Teaching Hospital, College of Veterinary Medicine, University of Tennessee, 2407 River Drive, Knoxville, Tennessee 37996 and the
2. Departments of Veterinary Medicine and Surgery (Mann, Luther) and Veterinary Biomedical Sciences (Constantinescu), College of Veterinary Medicine, University of Missouri-Columbia, 900 East Campus Drive, Columbia, Missouri 65211
3. From the