1. Department of Cardiology, Akershus University Hospital, Lørenskog, Norway (J.B.S., P.L.M., M.N.L., T.O.).
2. Center for Heart Failure Research, Institute of Clinical Medicine, University of Oslo, Norway (J.B.S., P.L.M., M.N.L., T.O.).
3. Division of Cardiovascular Medicine (B.L.C., S.D.S., M.A.P.), Brigham and Women’s Hospital, and Harvard Medical School, Boston, MA.
4. The Thrombolysis in Myocardial Infarction (TIMI) Study Group, Division of Cardiovascular Medicine (M.S.S.), Brigham and Women’s Hospital, and Harvard Medical School, Boston, MA.