1. Institute for Clinical Radiology, Ludwig-Maximilians-University Hospital, Munich, Germany
2. Department of Vascular and Endovascular Surgery, Munich Municipal Hospital Group, Klinikum Neuperlach, Munich, Germany
3. Institute for Medical Information Sciences, Biometry and Epidemiology, Munich, Germany
4. Department of Vascular Surgery, Ludwig-Maximilians-University Hospital, Munich, Germany
5. Department of Radiology, Duke University, Durham, NC, USA