Corrie C. BrownFrom the Foreign Animal Disease Diagnostic Laboratory, National Veterinary Services Laboratories, VS-APHIS-USDA, PO Box 848, Greenport, NY 11944 (Brown), and the Population Medicine Program, Food Animal & Equine Medicine Department, College of Veterinary Medicine, North Carolina State University, Raleigh, NC 27606 (Slenning).
Barrett D. SlenningFrom the Foreign Animal Disease Diagnostic Laboratory, National Veterinary Services Laboratories, VS-APHIS-USDA, PO Box 848, Greenport, NY 11944 (Brown), and the Population Medicine Program, Food Animal & Equine Medicine Department, College of Veterinary Medicine, North Carolina State University, Raleigh, NC 27606 (Slenning).