1. The Icahn School of Medicine at Mount Sinai, New York City, NY (N.J.P., A.S.K., S.K.S., G.D.).
2. Department of Medicine, Division of Cardiology Rhode Island Hospital, Warren Alpert Medical School of Brown University, Providence (C.B.).
3. Michigan State University, Sparrow Hospital, East Lansing, MI (V.A.).
4. Massachusetts General Hospital (A.T.), Harvard Medical School, Boston.
5. Staten Island University Hospital, New York City, NY (N.N.).
6. Cardiovascular Division, University of Miami-Miller School of Medicine, FL (M.G.C.).
7. Brigham and Women’s Hospital Heart and Vascular Center, (D.L.B.), Harvard Medical School, Boston.