1. Vanderbilt University School of Medicine, Nashville, Tennessee
2. School of Public Health & Health Policy, City University of New York, New York, New York
3. Instituto Nacional de Ciencias Medicas y Nutricion Salvador Zubiran, Mexico City, Distrito Federal, Mexico
4. Groupe Haitien d’Etudes du Sarcome de Kaposi et des Infections Opportunistes, Port-Au-Prince, Centre, Haiti
5. Instituto de Medicina Tropical Alexander von Humboldt, Universidad Peruana Cayetano Heredia, Lima, San Martin, Peru
6. Faculdade de Medicina da Universidade de São Paulo, Sao Paulo, Sao Paulo, Brazil
7. Rio Grande do Sul State Department of Health, Porto Alegra, Rio Grande do Sul, Brazil
8. University of Vale do Rio dos Sinos, São Leopoldo, Sao Leopoldo, Rio Grande do Sul, Brazil
9. São Paulo State Department of Health, Sao Paulo, Sao Paulo, Brazil
10. STD/AIDS Referral and Training Center-Sao Paulo State Department of Health, Sao Paulo, Sao Paulo, Brazil
11. Fundación Huésped, Buenos Aires, Buenos Aires, Argentina
12. Fundación Arriarán, Universidad de Chile, Facultad de Medicina, Santiago, Region Metropolitana, Chile
13. Departamento de Pediatria, Universidade Federal de São Paulo, Sao Paulo, Sao Paulo, Brazil
14. Instituto Hondureño de Seguridad Social and Hospital Escuela Universitario, Tegucigalpa, Francisco Morazan, Honduras
15. Universidade Federal de Minas Gerais, Belo Horizonte, Minas Gerais, Brazil
16. Instituto Nacional de Infectologia Evandro Chagas, Fundação Oswaldo Cruz, Rio de Janiero, Rio de Janeiro, Brazil
17. Vanderbilt University Medical Center, Nashville, TN