1. From the Division of Cardiovascular Diseases, Department of Medicine, Mayo Clinic Rochester, MN (M.J.A., S.-J.H., G.C.K., V.M., T.P.O., K.F., B.A.B.); The Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (M.A.J.); The Division of Cardiology, Department of Internal Medicine, Gyeongsang National University Hospital, Jinju, Korea (S.-J.H.); and Department of Cardiology, Institute of Clinical and Experimental Medicine-IKEM, Prague, Czech Republic (V.M.).