1. Tulane University School of Medicine and Tulane University School of Public Health and Tropical Medicine, New Orleans, LA, USA
2. PT Foundation
3. Centre of Excellence for Research in AIDS, University Malaya Kuala Lumpur, Kuala Lumpur, Malaysia
4. Yale School of Medicine, New Haven, CT
5. Thailand Ministry of Public Health, US Centers for Disease Control and Prevention Collaboration, Nonthaburi, Thailand
6. Division of HIV/AIDS Prevention, US Centers for Disease Control and Prevention, Atlanta, GA, USA
7. Malaysian AIDS Council, Kuala Lumpur, Malaysia