1. National Center for Immunization and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia
2. National Vaccine Program Office
3. Emory Vaccine Center, Emory University, Atlanta, Georgia
4. Office of Public Health, New York State Department of Health, Albany, New York
5. Department of Epidemiology, School of Public Health, University at Albany, Albany, New York
6. National Vaccine Advisory Committee, US Department of Health and Human Services, Washington, DC