Department of Diagnostic and Interventional Radiology,Eberhard-Karls-University Tübingen, Tübingen, Germany;
Department of Clinical Radiology, University Hospital Münster, Münster, Germany;
Department of Clinical Radiology, University Hospital Münster, Münster, Germany;
Department of Surgery, University Hospital Mainz,Mainz, Germany;
Department of Clinical Radiology, University Hospital Münster, Münster, Germany;