1. Division of Healthcare Quality Promotion, Centers for Disease Control and Prevention, Atlanta, Georgia, USA
2. Colorado Department of Public Health and Environment, Denver, Colorado, USA
3. Emory University School of Medicine, Atlanta, Georgia, USA
4. Georgia Emerging Infections Program, Atlanta, Georgia, USA
5. Maryland Department of Health, Baltimore, Maryland, USA
6. Minnesota Department of Health, St. Paul, Minnesota, USA
7. University of New Mexico, Albuquerque, New Mexico, USA
8. New Mexico Emerging Infections Program, Santa Fe, New Mexico, USA
9. New York Rochester Emerging Infections Program at the University of Rochester Medical Center, Rochester, New York, USA
10. Oregon Health Authority, Portland, Oregon, USA
11. Tennessee Department of Public Health, Nashville, Tennessee, USA
12. Commissioned Corps, U.S. Public Health Service, Rockville, Maryland, USA