1 From Northwell and the Departments of Cardiology and Science Education, Zucker School of Medicine at Hofstra-Northwell (R.O.R.), and the Cardiovascular Research Foundation (D.B.) - all in New York; and the Departments of Anesthesia (M.P.W.), Medicine (A.C.S.S., E.K.Z., P.T.O.), Radiology (M.P.), Surgery (T.M.S.), and Pathology (C.K.H.), Harvard Medical School, the Departments of Anesthesia (M.P.W.), Medicine (A.C.S.S., E.K.Z.), Radiology (M.P.), Surgery (T.M.S.), and Pathology (C.K.H.), Massachusetts General Hospital, and the Department of Medicine, Brigham and Women's Hospital (P.T.O.) - all in Boston.