1. Duke Human Vaccine Institute
2. Departments of Surgery
3. Immunology, Duke University School of Medicine, Durham, North Carolina 27710
4. Statistical Center for HIV/AIDS Research, Vaccine and Infectious Disease Institute, Fred Hutchinson Cancer Research Center, Seattle, Washington
5. Theoretical Biology and Biophysics Group, Los Alamos National Laboratory, Los Alamos, New Mexico
6. Medicine
7. University of North Carolina, Chapel Hill, North Carolina
8. University of California, Irvine, California
9. University of Alabama, Birmingham, Alabama
10. National Institute for Communicable Diseases, Johannesburg, South Africa
11. Centre for the AIDS Programme of Research in South Africa, University of KwaZulu Natal, Durban, South Africa
12. Division of Epidemiology and Prevention, Institute of Human Virology, University of Maryland, Baltimore, Maryland 21202