1. Department of Health Behavior Gillings School of Global Public Health University of North Carolina at Chapel Hill Chapel Hill NC USA
2. Department of Epidemiology Gillings School of Global Public Health University of North Carolina at Chapel Hill Chapel Hill NC USA
3. Department of Health Promotion, Education, and Behavior Arnold School of Public Health University of South Carolina Columbia SC USA
4. Clinical Sciences Department Nigerian Institute of Medical Research Lagos Nigeria
5. College of Medicine University of Nigeria Nsukka Nigeria
6. Department of Biochemistry Michael Okpara University of Agriculture Umudike Nigeria
7. College of Medicine Lagos State University Lagos Nigeria
8. Institute for Global Health and Infectious Diseases University of North Carolina at Chapel Hill Chapel Hill NC USA
9. University of North Carolina Project Malawi Lilongwe Malawi
10. Faculty of Infectious and Tropical Diseases London School of Hygiene and Tropical Medicine London UK
11. Central Clinical School Monash University Melbourne Vic. Australia
12. Department of Clinical Research London School of Hygiene and Tropical Medicine London UK
13. Dermatology Hospital Southern Medical University Guangzhou China
14. Department of Behavioral Science and Health Education Saint Louis University Saint Louis MO USA
15. Gillings School of Global Public Health University of North Carolina at Chapel Hill Chapel Hill NC USA
16. Department of Medicine University of North Carolina at Chapel Hill Chapel Hill NC USA