Wernham Benjamin G, Waller Kenneth R, von Pfeil Dirsko J, Klocke Emily E, Margiocco Marco L
Department of Clinical Sciences, College of Veterinary Medicine, Kansas State University, Manhattan, KS 66506, USA.
J Am Vet Med Assoc. 2009 Apr 15;234(8):1007-8. doi: 10.2460/javma.234.8.1007.