1. Duke Clinical Research Institute Duke University Medical Center Durham North Carolina
2. Mayo Clinic College of Medicine, Division of Cardiovascular Medicine Rochester Minnesota
3. Penn State University School of Medicine, Division of Cardiovascular Medicine Hershey Pennsylvania
4. Columbia University College of Physicians and Surgeons New York New York
5. Yale University School of Medicine, Division of Cardiovascular Medicine New Haven Connecticut
6. Janssen Pharmaceuticals, Inc., Division of Internal Medicine Raritan New Jersey
7. Division of Cardiology University of California Los Angeles Los Angeles California
8. Kaiser Permanente, Kaiser Permanente Division of Research Oakland California
9. Division of Cardiovascular Medicine Stanford University School of Medicine Stanford California
10. Lankenau Institute for Medical Research, Jefferson Medical College Wynnewood Pennsylvania