1. Department of Epidemiology, University of Pittsburgh Graduate School of Public Health, Pennsylvania
2. Department of Infectious Diseases and Microbiology, University of Pittsburgh Graduate School of Public Health, Pennsylvania
3. Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland
4. Department of International Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland
5. Department of Medicine and Centre for Infectious Diseases, Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa
6. Institute of Human Virology, University of Maryland School of Medicine, Baltimore
7. International Research Center of Excellence, Institute of Human Virology Nigeria, Abuja
8. Department of Paediatrics, University of Cape Coast School of Medical Sciences, Ghana
9. Elizabeth Glaser Pediatric AIDS Foundation, Washington, D.C.
10. Projeto Praça Onze, Universidade Federal do Rio de Janeiro, Brazil
11. Division of Infectious Diseases, University of Pittsburgh, School of Medicine, Pennsylvania