1. University Clinic for Radiology and Nuclear Medicine, University Hospital Magdeburg, Otto-von-Guericke University Magdeburg, Magdeburg, Germany
2. Department of Diagnostic and Interventional Radiology, University Hospital RWTH, Aachen, Germany
3. Department of Hematology and Oncology, University Hospital Magdeburg, Otto-von-Guericke University Magdeburg, Magdeburg, Germany
4. Department of International Health, CAPHRI - Care and Public Health Research Institute, Maastricht University, Maastricht, the Netherlands
5. Institute for Radiology, Neuroradiology and Nuclear Medicine, Johannes Wesling University Hospital by Muehlenkreiskliniken, Ruhr University Bochum, Minden, Germany