1. Uganda Research Unit on AIDS, Medical Research Council/Uganda Virus Research Institute, Entebbe
2. Vaccine Research Center
3. Laboratory of Immunoregulation, Division of Intramural Research, National Institute of Allergy and Infectious Diseases (NIAID), National Institutes of Health (NIH), Bethesda
4. Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland
5. Department of Clinical Research, London School of Hygiene and Tropical Medicine, United Kingdom
6. Genomics Unit, Research Technologies Branch, Rocky Mountain Laboratories, Division of Intramural Research, NIAID, NIH, Hamilton, Montana