1. From the Division of Experimental Cardiology (F.R.H., V.B., L.B., E.D., K.S.), Division of Cardiac Imaging (M.W., P.C., F.R., J.D’h.), Division of Radiology (S.D., J.B.), Department of Electrical Engineering (F.M.), University Hospital Gasthuisberg and University of Leuven, Belgium; and Medical Biophysics (F.v.W.), Institute for Physiology and Pathophysiology, University of Heidelberg, Germany. F.R.H. is currently at the Division of Cardiology, Medical University of Graz, Austria.