1. Department of Diagnostic and Interventional Radiology; University Medical Center of the Johannes Gutenberg-University Mainz; Mainz Germany
2. Department of Internal Medicine; University Medical Center of the Johannes Gutenberg-University Mainz; Mainz Germany
3. Clinical Registry Unit (CRU); University Medical Center of the Johannes Gutenberg-University Mainz; Mainz Germany
4. Institute of Medical Biostatistics, Epidemiology and Informatics; Johannes Gutenberg-University Mainz; Mainz Germany
5. Department of Interventional and Diagnostic Radiology; Hannover Medical School; Hannover Germany
6. Department of Radiology; University Hospital Cologne; Cologne Germany