1. Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania (S.E.K.)
2. Verily Life Sciences and Google Health, South San Francisco, California (R.M.C.)
3. University of Florida College of Public Health and Health Professions and the College of Medicine, Gainesville, Florida (N.E.D.)
4. Stanford University School of Medicine, Stanford, California (S.N.G.)
5. Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland (E.L.O.)