[1] Herzzentrum Ludwigshafen, D-67063 Ludwigshafen, Germany
[2] Max Planck Inst Physiol & Clin Res, Kerckhoff Klin, D-6350 Bad Nauheim, Germany
[3] Inst Herzinfarktforsch, Ludwigshafen, Germany
[4] Segeberger Kliniken, Bad Segeberg, Germany
[5] Univ Klinikum, Aachen, Germany
[6] Kardiol Praxis, Berlin, Germany
[7] Klinikum Fulda, Fulda, Germany
[8] Klinikum Lippe Detmold, Detmold, Germany
[9] Elisabeth Hosp, Essen, Germany
[10] Univ Klinikum, Rostock, Germany