1. TIMI Study Group, Cardiovascular Division, Brigham and Women's Hospital; Boston Massachusetts
2. Department of Cardiovascular Medicine; Cleveland Clinic; Cleveland Ohio
3. Department of Cardiovascular Medicine; Brown University; Providence Rhode Island
4. Division of Cardiac Surgery, Brigham and Women's Hospital; Bosona Massachusetts
5. Department of Surgery, St. Elizabeth's Medical Center; Brighton Massachusetts
6. Division of Cardiology, St. James's Hospital; Dublin Ireland
7. LeBauer Cardiology; Greensboro North Carolina
8. Department of Medicine, Cardiology Division; Massachusetts General Hospital; Boston Massachusetts