1. Department of Neurology and Neurosurgery, University Medical Center Utrecht, Utrecht, The Netherlands
2. Department of Translational Neuroscience, University Medical Center, Utrecht Brain Center, Utrecht University, Utrecht, The Netherlands
3. Department of Neuro-oncology, Princess Máxima Center for Pediatric Oncology, Utrecht, The Netherlands
4. Department of Neurosurgery, Clinical Neuroscience Center, University Hospital Zurich, Zurich, Switzerland