1. From the Donald W. Reynolds Cardiovascular Clinical Research Center (N.V., P.L., D.A.M., R.N., C.P.C., E.B., U.S.) and TIMI Study Group (J.A.d.L., D.A.M., S.A.M., C.M.G., C.P.C., E.B.), Brigham and Women’s Hospital, Boston, Mass; Beth Israel Deaconess Medical Center (C.M.G.), Boston, Mass; and Donald W. Reynolds Cardiovascular Clinical Research Center (J.A.d.L.), University of Texas Southwestern Medical Center, Dallas, Tex.