1. Infectious Diseases Division, Uniformed Services University of the Health Sciences, Bethesda, Maryland
2. College of Agriculture and Life Sciences, Cornell University, Ithaca, New York
3. Division of Vaccines and Related Product Applications, US Food and Drug Administration, Silver Spring, Maryland
4. Department of Research Programs, Walter Reed National Military Medical Center, Bethesda, Maryland
5. Infectious Diseases Epidemiology Research Unit, University of Pittsburgh, Pittsburgh, Pennsylvania
6. Health Systems Program, Bloomberg School of Public Health, Johns Hopkins University, Baltimore, Maryland
7. Center for American Indian Health, Bloomberg School of Public Health, Johns Hopkins University, Baltimore, Maryland