1. Brown University School of Public Health, Providence, Rhode Island.
2. Providence/Boston Center for AIDS Research, and the University of Cape Town, Cape Town, South Africa.
3. Health Systems Research Unit, South African Medical Research Council, Tygerberg, South Africa.
4. University of North Carolina at Chapel Hill, Gillings School of Global Public Health.
5. Desmond Tutu HIV Foundation, Cape Town, South Africa.
6. Judge Baker Children's Center, Harvard Medical School, and Boston Children's Hospital, Boston, Massachusetts.
7. University of Cape Town.
8. South African Medical Research Council Unit on Risk & Resilience in Mental Disorders, University of Cape Town.
9. Alpert Medical School of Brown University, Providence, Rhode Island, and the Providence/Boston Center for AIDS Research.