[1] Charite, Dept Cardiol, Campus Virchow Klinikum, Berlin, Germany
[2] Univ Jena, Div Cardiol Angiol Pneumol & Intens Med Care, Dept Internal Med 1, Jena, Germany
[3] Univ Hull, Dept Cardiol, Kingston Upon Hull, N Humberside, England
[4] Univ Gottingen, Sch Med, Dept Cardiol & Pneumol, Gottingen, Germany
[5] Comenius Univ, Dept Internal Med, Bratislava, Slovakia
[6] Univ Hosp Bern, Inselspital, Dept Intens Care Med, Bern, Switzerland
[7] Charite, Ctr Stroke Res Berlin, Berlin, Germany
[8] Golnik Univ, Dept Cardiol, Golnik, Slovenia