1. Centers for Disease Control and Prevention, Atlanta, Georgia.
2. Connecticut Emerging Infections Program, New Haven, Connecticut.
3. Colorado Department of Public Health and Environment, Denver, Colorado.
4. Tennessee Department of Health, Nashville, Tennessee.
5. New Mexico Emerging Infections Program, Albuquerque, New Mexico.
6. Minnesota Department of Health, St. Paul, Minnesota.
7. New York State Emerging Infections Program, Albany, New York.
8. Georgia Department of Community Health, Division of Public Health, Atlanta, Georgia.
9. United States Department of Agriculture, Food Safety and Inspection Service, Omaha, Nebraska.
10. California Emerging Infections Program, Oakland, California.