1 Global Health Sciences, University of California-San Francisco, 550 - 16th Street (3rd floor), San Francisco, CA 94158, United States of America (USA).
2 San Francisco Department of Public Health, San Francisco, USA .
3 The Global Fund to Fight AIDS, Tuberculosis and Malaria, Geneva, Switzerland .
4 US Centers for Disease Control and Prevention, Global AIDS Program Asia Regional Office, Nonthaburi, Thailand .
5 Joint United Nations Programme on HIV/AIDS, Geneva, Switzerland .
6 Center for Public Health and Human Rights, Department of Epidemiology, Johns Hopkins School of Public Health, Baltimore, USA .
7 US Centers for Disease Control and Prevention, Division of Global HIV/AIDS, Atlanta, USA .