1. The HIV Netherlands Australia Thailand Research Collaboration (HIV-NAT), The Thai Red Cross AIDS Research Centre, Bangkok, Thailand.
2. Children's Hospital 1, Ho Chi Minh City, Vietnam.
3. U.S. Military HIV Research Program, Walter Reed Army Institute of Research, Silver Spring, Maryland and the Henry M. Jackson Foundation for the Advancement of Military Medicine, Bethesda, Maryland.
4. Children's Hospital 2, Ho Chi Minh City, Vietnam.
5. National Hospital of Pediatrics, Hanoi, Vietnam.
6. Cipto Mangunkusumo General Hospital, Jakarta, Indonesia.
7. Division of Infectious Diseases, Department of Pediatrics, Khon Kaen University, Khon Kaen, Thailand.
8. Research Institute for Health Sciences and Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand.
9. Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand.
10. TREAT Asia/amfAR—The Foundation for AIDS Research, Bangkok, Thailand.
11. Department of Bioengineering and Therapeutic Sciences, University of California, San Francisco, San Francisco, California.
12. Department of Epidemiology and Biostatistics, University of California, San Francisco, San Francisco, California.
13. Department of Medicine, University of California, San Francisco, San Francisco, California.