1 Department of Social and Behavioral Sciences, Harvard T.H. Chan School of Public Health, 677 Huntington Ave, Boston, MA, 02115, USA. dpletta@g.harvard.edu.
2 The Fenway Institute, Fenway Health, Boston, MA, USA. dpletta@g.harvard.edu.
3 The Fenway Institute, Fenway Health, Boston, MA, USA.
4 Departments of Behavioral and Social Sciences and Epidemiology, Brown University School of Public Health, Providence, RI, USA.
5 Department of Health Behavior and Biological Sciences, Center for Sexuality and Health Disparities, University of Michigan School of Nursing, Ann Arbor, MI, USA.
6 Department of Family and Community Medicine, University of California, San Francisco, San Francisco, CA, USA.
7 Department of Medicine, Harvard Medical School, Boston, MA, USA.
8 Division of General Medicine, Beth Israel Deaconess Medical Center, Boston, MA, USA.
9 Division of Endocrinology, Diabetes, and Hypertension, Brigham and Women's Hospital, Boston, MA, USA.
10 Department of Epidemiology, Harvard T.H. Chan School of Public Health, Boston, MA, USA.