1. Duke Human Vaccine Institute, Duke University, Durham, North Carolina
2. Departments of Surgery, Duke University, Durham, North Carolina
3. Medicine, Duke University, Durham, North Carolina
4. Theoretical Biology and Biophysics, Los Alamos National Laboratory, Los Alamos, New Mexico
5. Department of Medicine, University of Alabama, Birmingham, Alabama
6. School of Medicine, University of North Carolina, Chapel Hill, North Carolina
7. Immunology, Duke University, Durham, North Carolina
8. Molecular Genetics and Microbiology, Duke University, Durham, North Carolina