1. Department of Medicine University of Mississippi Medical Center Jackson MS
2. Division of Cardiology, Department of Medicine Loma Linda University Medical Center Loma Linda CA
3. Department of Medicine Duke University Medical Center Durham NC
4. Duke Clinical Research Institute Durham NC
5. Aga Khan University Karachi Pakistan
6. Baylor College of Medicine and Texas Heart Institute Houston TX
7. Department of Medicine Northwestern University Feinberg School of Medicine Chicago IL
8. Department of Cardiovascular Medicine Mayo Clinic Rochester MN
9. Department of Medicine Baylor College of Medicine Houston TX
10. Section of Cardiovascular Research Baylor College of Medicine Houston TX