1. From the Cardiovascular Division, Brigham and Women’s Hospital, Harvard Medical School, Boston (S.D.S., M.A.P., A.S.D., B.C.); the British Heart Foundation Cardiovascular Research Centre (J.J.V.M., P.S.J.) and the Robertson Centre for Biostatistics and Clinical Trials, Institute of Health and Well-being (J.C.), University of Glasgow, Glasgow, and the National Heart and Lung Institute, Royal Brompton and Harefield Hospitals, Imperial College, London (J.C.) — all in the United Kingdom; University of...