1. Veterinary Services, Animal and Plant Health Inspection Service; U.S. Department of Agriculture; 320 Corporate Blvd. Robbinsville NJ 08691
2. Department of Virology, Institute for Basic Research in Developmental Disabilities; New York State Office of Mental Retardation and Developmental Disabilities; 1050 Forest Hill Rd. Staten Island NY 10314
3. Department of Veterinary Sciences; University of Wyoming, Laramie; 1174 Snowy Range Rd. Laramie WY 82070