1. From the Division of Cardiology, VA Boston Healthcare System, Harvard Medical School, Boston, MA (P.O., A.P., P.H., M.R.R., J.M.G.); Division of Aging, Department of Medicine (P.O., C.R.R.-T., J.M.G., L.D.); Division of Preventive Medicine, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA (C.R.R.-T., J.M.G.); Massachusetts Veterans Epidemiology and Research Information Center (MAVERIC) (P.O., C.R.R.-T., J.M.G., L.D.) and Geriatric Research, Education, and Clinical Center (GRECC), VA...