[1] Med Univ Vienna, Dept Cardiol, Internal Med 2, Vienna, Austria
[2] Med Univ Vienna, Dept Neurol, Vienna, Austria
[3] Med Univ Vienna, Dept Internal Med 2, Vienna, Austria
[4] Paracelsus Med Univ Salzburg, Univ Clin Orthoped, Salzburg, Austria
[5] Dept Emergency Med, Vienna, Austria
[6] Med Univ Vienna, Dept Emergency Med, Vienna, Austria
[7] Vienna North Hosp, Clin Floridsdorf, Dept Cardiol, Vienna, Austria
[8] Karl Landsteiner Inst Cardiovasc & Crit Care Res, Vienna, Austria