1 Department of Neurology, Hospital of the University of Pennsylvania, Philadelphia (J.W.).
2 Department of Cardiology and Angiology, University Heart Center Freiburg - Bad Krozingen, Medical Center - University of Freiburg, Faculty of Medicine, University of Freiburg, Germany (T.W.).
3 Division of Experimental Cardiology, Department of Cardiovascular Sciences, KU Leuven, Belgium (K.M.).
4 Aab Cardiovascular Research Institute, University of Rochester Medical Center, NY (K.M.).