1. Department of Cardiothoracic and Vascular Surgery, Medical Center of the Johannes Gutenberg-University Mainz, Germany
2. Department of Vascular Surgery, University Hospital of Lausanne, Switzerland
3. Department of Vascular Surgery, Institution of Hematology and Transfusion Medicine, Warsaw, Poland
4. Department of Radiology, University of Kiel, Germany
5. Department of Vascular Surgery, Hospital of Bad-Hersfeld, Germany
6. Department of Vascular Surgery, Hospital of Diakonie-Jung-Stilling, Siegen, Germany