1. Herzzentrum Ludwigshafen, Medizinische Klinik B, Ludwigshafen, Germany
2. 3rd Department of Medicine, Cardiology and Emergency Medicine, Wihelminenhospital, Vienna, Austria
3. Department of Cardiology, University of Alberta, Canada
4. Department of Medicine, George Washington University, Washington DC, USA
5. Duke Clinical Research Center, Durham, NC, USA
6. Department of Emergency Medicine, Lille, France
7. Department of Cardiology, University Hospital Gasthuisberg, Leuven, Belgium