1. Department of Neurology, University Hospital Basel, Basel, Switzerland
2. Division of Diagnostic and Interventional Neuroradiology, Department of Radiology and Nuclear Medicine, University Hospital Basel, Basel, Switzerland3Institute of Radiology, Department of Neuroradiology, Kantonsspital Baden AG, Baden, Switzerland
3. Department of Neurology, University Hospital Basel, Basel, Switzerland2Division of Diagnostic and Interventional Neuroradiology, Department of Radiology and Nuclear Medicine, University Hospital Basel, Basel, Switzerland