1. Department of Biomedical Sciences, Oregon State University, Corvallis, OR (Phillips, Bildfell)
2. Animal Disease Research Unit, U.S. Department of Agriculture–Agricultural Research Service, Pullman, WA (Cunha; Highland, Li)
3. Paul G. Allen School for Global Animal Health (Cunha, Highland), Washington State University, Pullman, WA
4. Department of Veterinary Microbiology and Pathology (Li), Washington State University, Pullman, WA
5. Washington Animal Disease Diagnostic Laboratory (Highland), Washington State University, Pullman, WA