1. Department of Diagnostic and Interventional Radiology, Eberhard-Karls-University Tübingen, Tübingen, Germany
2. Rheumatologie, University of Tübingen, Germany
3. Department of Diagnostic and Interventional Neuroradiology, Eberhard Karls University Tübingen, Tübingen, Germany
4. Department of Internal Medicine II, University of Tübingen, Tübingen, Germany
5. Neuroradiology, University of Tübingen, Germany