[1] Segeberger Kliniken, Ctr Heart, Bad Segeberg, Germany
[2] Heart Ctr Ludwigshafen, Dept Cardiol, Ludwigshafen, Germany
[3] Heidelberg Univ, Inst Herzinfarktforsch Ludwigshafen, Ludwigshafen, Germany
[4] Univ Leipzig, Ctr Heart, D-04109 Leipzig, Germany
[5] Heart Ctr Bad Krozingen, Bad Krozingen, Germany
[6] Hosp Links Weser, Dept Cardiol & Angiol, Bremen, Germany
[7] Asklepios Clin St Georg, Hamburg, Germany
[8] Univ Hosp Jena, Dept Internal Med, Jena, Germany