1. Arthropod-Borne Animal Diseases Research Unit, Agricultural Research Service, United States Department of Agriculture, Manhattan, Kansas.
2. Research Centre, Agriculture and Agri-Food Canada, Lethbridge, Alberta, Canada.
3. Southeastern Cooperative Wildlife Disease Study, Department of Population Health, College of Veterinary Medicine, University of Georgia, Athens, Georgia.
4. Bob Jones Wildlife Research Institute, Louisiana State University Agcenter, Idlewild, Louisiana.
5. National Veterinary Services Laboratories, Science, Technologies and Analysis Services (STAS), Veterinary Services, Animal and Plant Health Inspection Service, United States Department of Agriculture, Ames, Iowa.
6. Department of Veterinary and Biomedical Sciences, South Dakota State University, Brookings, South Dakota.
7. Center for Epidemiology and Animal Health, STAS, Veterinary Services, Animal and Plant Health Inspection Service, United States Department of Agriculture, Fort Collins, Colorado.
8. Department of Infectious Diseases and Pathology, College of Veterinary Medicine, University of Florida, Gainesville, Florida.