1. Harvard T.H. Chan School of Public Health and Brigham and Women's Hospital, Boston, Massachusetts (M.L.B.)
2. Harvard T.H. Chan School of Public Health, Harvard Medical School, and Brigham and Women's Hospital, Boston, Massachusetts (A.B.)
3. Harvard Medical School, Boston, Massachusetts (J.S.)
4. Harvard Medical School and Beth Israel Deaconess Medical Center, Boston, Massachusetts (B.E.L.).