1. Johns Hopkins University School of Nursing, Baltimore, MD (E.M.S., J.K.A.)
2. Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Ciccarone Center for the Prevention of Cardiovascular Disease, Baltimore, MD (F.A.M., O.E.F., S.S.M.).
3. Whiting School of Engineering, Johns Hopkins University, Baltimore, MD (M.A.L., R.D., S.S.M.).
4. Johns Hopkins University School of Medicine, Baltimore, MD (W.E.Y., J.W., H.X., L.S., D.W., J.K.A., S.S.M.).
5. Massachusetts General Hospital, Boston (J.C.).
6. Reading Hospital, West Reading, PA (J.S., R.M., J.F., E.E.).
7. Harvard Medical School, Boston, MA (M.M.).
8. Johns Hopkins University Krieger School of Arts and Sciences, Baltimore, MD (V.V., D.L.).
9. Johns Hopkins Bloomberg School of Public Health, Baltimore, MD (V.B., W.P., J.K.A.).