1. Department of Diagnostic and Interventional Radiology, University Hospital Frankfurt, Frankfurt, Germany
2. Department of Biomedical Sciences and Morphological and Funktional Imaging, University Hospital Messina, Messina, Italy
3. Radiology Department, Faculty of Medicine, Cairo University Kasr Alainy, Cairo, Egypt
4. Radiology Department, AMEOS Klinikum Halberstadt GmbH, Halberstadt, Germany
5. Radiology Department, Faculty of Medicine, Alexandria University, Alexandria, Egypt