1. From the National Heart, Lung, and Blood Institute, Bethesda, MD (N.L.C., D.B.); Department of Quantitative Health Sciences, University of Massachusetts Medical School, Worcester (C.I.K.); Section of Cardiovascular Medicine (J.P.C., H.M.K.) and the Robert Wood Johnson Clinical Scholars Program (H.M.K), Department of Medicine, Yale School of Medicine, Department of Health Policy and Management, Yale School of Public Health (H.M.K.), and Center for Outcomes Research and Evaluation (J.P.C., H.M.K.),...