1. Duke Global Health Institute, Duke University, Durham, North Carolina;
2. Kilimanjaro Christian Medical Centre, Moshi, Tanzania;
3. Kilimanjaro Clinical Research Institute, Moshi, Tanzania;
4. Duke Office of Clinical Research, Duke University School of Medicine, Durham, North Carolina;
5. Centre for International Health, University of Otago, Dunedin, New Zealand;
6. Duke University, Durham, North Carolina;
7. Programme in Emerging Infectious Diseases, Duke-National University of Singapore, Singapore, Singapore;
8. Division of Infectious Diseases and International Health, Duke University Medical Center, Durham, North Carolina;
9. Kilimanjaro Christian Medical University College, Moshi, Tanzania;
10. Department of Population Health, Duke University, Durham, North Carolina