1. Department of Radiology and Polyclinic of Radiology University Hospital Halle (Saale) Halle (Saale) Germany
2. Department of Radiology University Regensburg Regensburg Germany
3. Department of Radiology University Hospital Ludwig‐Maximilians‐Universität, Campus Großhadern Munich Germany
4. Department of Radiology University of Freiburg Freiburg Germany