1. Cardiology Division, Massachusetts General Hospital, Boston, Massachusetts
2. Harvard Medical School, Boston, Massachusetts
3. Richard A. and Susan F. Smith Center for Outcomes Research in Cardiology, Beth Israel Deaconess Medical Center, Boston, Massachusetts
4. Cardiology Division, Beth Israel Deaconess Medical Center, Boston, Massachusetts
5. Cardiology Division, Columbia University Medical Center, New York, New York
6. Associate Editor, JAMA Cardiology
7. Cardiology Division, Lahey Hospital and Medical Center, Burlington, Massachusetts
8. Cardiovascular Division, Washington University School of Medicine, Saint Louis, Missouri
9. Cardiology Division, Icahn School of Medicine at Mount Sinai, New York, New York