1. Department of Pediatrics, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand.
2. Research Institute for Health Sciences, Chiang Mai University, Chiang Mai, Thailand.
3. Siriraj Hospital, Mahidol University, Bangkok, Thailand.
4. HIV-Netherlands, Australia, Thaliand HIV-NAT/Thai Red Cross AIDS Research Centre, Bangkok, Thailand.
5. Hospital Likas, Kota Kinabalu, Malaysia.
6. Worldwide Orphans Foundation, Ho Chi Minh City, Vietnam.
7. Children's Hospital 2, Ho Chi Minh City, Vietnam.
8. Khon Kaen University, Khon Kaen, Thailand;.
9. YR Gaitonde Centre for AIDS Research and Education, Chennai, India.
10. Cipto Mangunkusumo General Hospital, Jakarta, Indonesia.
11. Chiangrai Prachanukroh Hospital, Chiang Rai, Thailand.
12. Hospital Raja Perempuan Zainab II, Kelantan, Malaysia.
13. Pediatric Institute, Hospital Kuala Lumpur, Kuala Lumpur, Malaysia.
14. The Kirby Institute, University of New South Wales, Sydney, Australia.
15. TREAT Asia, amfAR—The Foundation for AIDS Research, Bangkok, Thailand.