1. California Veterinary Diagnostic Laboratory System, Turlock Branch, School of Veterinary Medicine, University of California-Davis, P.O. Box 1522, Turlock, CA 95381
2. the California Veterinary Diagnostic Laboratory System, Fresno Branch, School of Veterinary Medicine, University of California-Davis, 2789 S. Orange Ave., Fresno, CA 93725
3. and the California Veterinary Diagnostic Laboratory System, School of Veterinary Medicine, University of California-Davis, Davis, CA 95616