[1] Univ Cologne, Cologne Univ Hosp, Dept Internal Med 3, Heart Ctr, Cologne, Germany
[2] Univ Heart Ctr Eppendorf, Univ Heart Ctr Hamburg, Dept Cardiol, Hamburg, Germany
[3] Univ Leipzig, Dept Cardiol, Heart Ctr Leipzig, Leipzig, Germany
[4] Johannes Gutenberg Univ Mainz JGU, Cardiol Ctr, Mainz, Germany
[5] Ludwig Maximilians Univ Munchen, Univ Clin Munich, Med Clin & Policlin 1, Munich, Germany
[6] Georges Pompidou AP HP Site Paris Ouest Univ Hosp, Dept Cardiol, Paris, France
[7] Paris Cardiovasc Res Ctr, Paris, France