1. From the Columbia University Medical Center and the Cardiovascular Research Foundation, New York, NY (N.G., A.M., G.S.M., Y.H., K.X., X.W., A.J.L., O.D., H.P., R.M., G.W.S.); Charitė University Medicine Campus Benjamin Franklin, Berlin, Germany (B.W.); Ospedali Riuniti di Bergamo, Bergamo, Italy (G.G.); LeBauer CV Research Foundation/Moses Cone Hospital, Greensboro, NC; and Maine Medical Center, Portland, Me (M.A.K.).