1. Department of Vascular Medicine, Klinikum Darmstadt GmBH, Darmstadt, Germany
2. Department of Vascular Medicine, Vascular Surgery, Angiology, Endovascular Interventions, University of Hamburg-Eppendorf, Hamburg Germany
3. Vascular Surgery and Endovascular Therapy Faculty, University of Colorado and CPC Research, Denver, CO, USA
4. Bayer AG, Berlin, Germany
5. Pharmerit International, Rotterdam, the Netherlands
6. Bayer Plc, Reading, UK