1. From the Cardiology Division, Soroka Medical Center and Faculty of Health Sciences, Ben Gurion University of the Negev, Beer-Sheva, Israel (I.E.O.); Division of Cardiovascular Diseases and Internal Medicine, Mayo Clinic and Mayo Foundation, Rochester, Minn (D.L.H.); and Cardiology Division, Montefiore Medical Center and Albert Einstein College of Medicine, Bronx, NY (S.F.).