Stenske Katherine A, Smith Joanne R, Newman Shelley J, Newman Leslie B, Kirk Claudia A
Department of Small Animal Clinical Sciences, College of Veterinary Medicine, University of Tennessee, Knoxville, TN 37996, USA.
J Am Vet Med Assoc. 2006 Jun 1;228(11):1686-91. doi: 10.2460/javma.228.11.1686.