1. The Fenway Institute, Fenway Health, Boston, MA, USA
2. Harvard T.H. Chan School of Public Health, Boston, MA, USA
3. HIV/AIDS Bureau, Health Resources and Services Administration, Rockville, MD, USA
4. Boston University School of Public Health, Boston, MA, USA
5. Bouve College of Health Sciences, Northeastern University, Boston, MA, USA
6. Center for AIDS Prevention Studies, University of California, San Francisco, San Francisco, CA, USA
7. Brigham and Women’s Hospital, Boston, MA, USA
8. Harvard Medical School, Boston, MA, USA
9. Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, USA
10. Massachusetts General Hospital, Boston, MA, USA