1. From Piedmont Heart Institute, Atlanta, GA (D.E.K.); Maasstad Hospital, Rotterdam, The Netherlands (P.C.S.); Queen Elizabeth II Health Sciences Center, Halifax, Nova Scotia (M.P.L.); Columbia University Medical Center and the Cardiovascular Research Foundation, New York (O.B.-Y., M.P., M.O.O., P.G., M.B.L., G.W.S.); Tel Aviv Medical Center, Israel (S.B.); Victoria Heart Institute Foundation, British Columbia, Canada (S.D.R.); Kaplan Medical Center, Rehovot, Israel (M.J.); Rabin Medical Center,...