1. Department of Cardiology, Vascular Medicine and Pneumology, GRN Hospital Weinheim, Germany
2. Department of Angiology, University Heart and Vascular Center, University Hospital Hamburg-Eppendorf, Hamburg, Germany
3. Department of Radiology, University of Tübingen, Tübingen, Germany
4. Department of Radiology, Jena University Hospital, Friedrich-Schiller-University Jena, Germany
5. Department of Angiology, University Hospital Leipzig, Germany
6. Department of Interventional Angiology, University Hospital Freiburg/Bad Krozingen, Germany