1 Dept. of Cardiology and Intensive Care Medicine, St. Vincenz-Krankenhaus, Paderborn, Germany; Working Group: Molecular Electrophysiology, University Hospital Magdeburg, Magdeburg, Germany.
2 Dept. of Cardiology and Intensive Care Medicine, St. Vincenz-Krankenhaus, Paderborn, Germany; Working Group: Molecular Electrophysiology, University Hospital Magdeburg, Magdeburg, Germany. Electronic address: andreas.goette@vincenz.de.