Hostutler Roger A, Chew Dennis J, Eaton Kathryn A, DiBartola Stephen P
Department of Veterinary Clinical Sciences, College of Veterinary Medicine, Ohio State University, Columbus, OH 43210, USA.
J Vet Intern Med. 2004 Jan-Feb;18(1):113-6. doi: 10.1892/0891-6640(2004)18<113:caopui>2.0.co;2.