1. Institute of HIV Research and Innovation , Bangkok , Thailand
2. King Chulalongkorn Memorial Hospital, Thai Red Cross Society , Bangkok , Thailand
3. US Military HIV Research Program, Walter Reed Army Institute of Research , Silver Spring, Maryland , USA
4. Henry M. Jackson Foundation for the Advancement of Military Medicine , Bethesda, Maryland , USA
5. Armed Forces Research Institute of Medical Sciences , Bangkok , Thailand
6. Bamrasnaradura Infectious Disease Institute , Nonthaburi , Thailand
7. Division of Biostatistics, University of Minnesota , Minneapolis, Minnesota , USA
8. Department of Medicine, University of Minnesota , Minneapolis, Minnesota , USA
9. Vaccine Research Center, National Institutes of Health , Bethesda, Maryland , USA
10. Department of Microbiology and Immunology, University of Minnesota , Minneapolis, Minnesota , USA