1. Digital Health Innovation Laboratory, Ciccarone Center for the Prevention of Cardiovascular Disease, Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD (F.A.M., E.M.S., J.D., J.W., H.X., L.M.S., D.W., V.V., D.N.L., R.S., P.P.H., S.W., S.S.M.).
2. Johns Hopkins University School of Medicine, Baltimore, MD (F.A.M., W.E.Y., J.D., J.W., H.X., L.M.S., D.W., P.P.H., S.W., J.K.A., S.S.M.).
3. Johns Hopkins University School of Nursing, Baltimore, MD (E.M.S., W.V.P., J.K.A.).
4. The Welch Center for Prevention, Epidemiology and Clinical Research, Johns Hopkins University Bloomberg School of Public Health, Baltimore, MD (E.M.S., S.S.M.).
5. Johns Hopkins University Whiting School of Engineering, Baltimore, MD (M.A.L., R.Y., S.S.M.).
6. Johns Hopkins Bloomberg School of Public Health, Baltimore, MD (J.D., V.B., J.K.A., S.S.M.).
7. Massachusetts General Hospital, Boston (J.C., M.M.).
8. Harvard Medical School, Boston, MA (M.M.).
9. Reading Hospital, West Reading, PA (E.E., J.S., R.M., J.F.).
10. Johns Hopkins University Krieger School of Arts and Sciences, Baltimore, MD (V.V., D.N.L.).
11. Department of Pharmaceutical and Health Economics, School of Pharmacy (W.V.P.)
12. University of Southern California, Los Angeles, CA (W.V.P.).
13. Leonard D. Schaeffer Center for Health Economics and Policy, University of Southern California, Los Angeles, CA (W.V.P.).
14. Johns Hopkins Health System, Baltimore, MD (C.L.).