Affiliation: | 1. Department of Internal Medicine, University of South Florida, Tampa, Florida;2. Division of Cardiology, Brigham and Women's Hospital, Boston, Massachusetts;3. Division of Cardiovascular Medicine, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire;4. Division of Cardiac Surgery, Brigham and Women's Hospital, Boston, Massachusetts;5. Division of Cardiovascular Sciences, University of South Florida, Tampa, Florida |