1. Institute of Diagnostic Radiology, University Medical Center Regensburg, Regensburg, Germany
2. Department for Internal Medicine III, Hematology and Oncology, University Medical Center Regensburg, Regensburg, Germany
3. Department of Nephrology, University Medical Center Regensburg, Regensburg, Germany
4. Brandenburgische Technische Universität Cottbus-Senftenberg, Institute of Biotechnology, Cottbus, Germany