1. Department of Medicine, Division of Cardiology (J.A.F., V.K.T., K.J.C., L.R., S.S.J., A.K., A.M., D.K., D.B., M.L., A.S., N.U., G.S.)
2. NewYork-Presbyterian Brooklyn Methodist Hospital, Brooklyn (K.R.).
3. Department of Medicine, Division of Cardiology, Weill Cornell Medicine, New York (R.B.).
4. Division of Pulmonary, Allergy and Critical Care Medicine (D.B.)
5. Department of Surgery, Division of Cardiac Surgery (K.T.), Columbia University Vagelos College of Physicians and Surgeons, New York.