1. San Francisco Department of Public Health, San Francisco, California2Department of Medicine, University of California, San Francisco
2. Department of Epidemiology and Biostatistics, University of California, San Francisco
3. Skaggs School of Pharmacy and Pharmaceutical Sciences, University of Colorado, Aurora
4. Department of Medicine, Miller School of Medicine, University of Miami, Miami, Florida
5. Division of AIDS, National Institutes of Health, Bethesda, Maryland
6. DF/Net Research, Inc, Seattle, Washington
7. San Francisco Department of Public Health, San Francisco, California
8. Department of Health Behavior and Health Education, School of Public Health, University of Michigan, Ann Arbor
9. Department of Medicine, University of California, San Francisco
10. Gilead Sciences, Foster City, California
11. Department of Public Health Sciences, Miller School of Medicine, University of Miami, Miami, Florida
12. Whitman-Walker Health, Washington, DC
13. Division of Biostatistics, Department of Public Health Sciences, Miller School of Medicine, University of Miami, Miami, Florida
14. Gladstone Institutes, San Francisco, California14San Francisco AIDS Foundation, San Francisco, California
15. Whitman-Walker Health, Washington, DC15Department of Medicine, George Washington University School of Medicine, Washington, DC
16. San Francisco Department of Public Health, San Francisco, California2Department of Medicine, University of California, San Francisco3Department of Epidemiology and Biostatistics, University of California, San Francisco