1. Institute of Radiology, Friedrich-Alexander-University Erlangen-Nuremberg, University Hospital, Erlangen, Germany
2. Institute for Diagnostic and Interventional Radiology, Hospital Nuremberg North, Nuremberg, Germany
3. Department for General, Visceral and Thoracic Surgery, Hospital Nuremberg, Germany
4. Institute of Clinical Chemistry, Laboratory Medicine and Transfusion Medicine – Central Laboratory, Hospital Nuremberg, Germany