1. From the Department of Medical Sciences, School of Veterinary Medicine, University of Wisconsin, Madison, WI 53706 (London, Dubilzeig, Vail); College of Veterinary Medicine and Biomedical Sciences, Colorado State University, Fort Collins, CO 80523 (Ogilvie); Department of Urban Practice, College of Veterinary Medicine, University of Tennessee, Knoxville, TN 37901 (Hahn); Department of Small Animal Medicine and Surgery, College of Veterinary Medicine, Auburn University...