1. From Brigham and Women's Hospital,
Boston and Harvard University,
Cambridge, MA
2. Vanderbilt University Medical Center,
Nashville, TN
3. National Heart, Lung, and Blood Institute (NHLBI),
Bethesda, MD
4. University of Colorado Cardiovascular Institute,
Aurora, CO
5. George Washington University Medical Center,
Washington, DC
6. Massachusetts General Hospital,
Harvard Medical School,
Boston, MA
7. Quest Diagnostics Nichols Institute,
San Juan Capistrano, CA
8. U.S. Food and Drug Administration,
Silver Spring, MD