1. Harvard T.H. Chan School of Public Health and Massachusetts General Hospital, Boston, Massachusetts, and RTI Health Solutions, Barcelona, Spain (X.G.)
2. Harvard T.H. Chan School of Public Health and Harvard-MIT Division of Health Sciences and Technology, Boston, Massachusetts (M.A.H.)
3. Harvard T.H. Chan School of Public Health, Boston, Massachusetts (R.W.L.)
4. Massachusetts General Hospital, Boston, Massachusetts (M.P., K.A.)
5. Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts (J.H.)