1 Center for Neurology, Tuebingen University Hospital and Hertie Institute for Clinical Brain Research, Eberhard Karls University Tuebingen, Hoppe-Seyler Str. 3, D-72076, Tübingen, Germany.
2 Department of Pediatrics, University Hospital Tuebingen, Tuebingen, Germany.
3 Department of Neurosurgery, University Hospital Tuebingen, Tuebingen, Germany.
4 Center for Neurology, Tuebingen University Hospital and Hertie Institute for Clinical Brain Research, Eberhard Karls University Tuebingen, Hoppe-Seyler Str. 3, D-72076, Tübingen, Germany. [email protected].