1. Department of Medical Psychology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany
2. Department of Neurosurgery, University Hospital Halle, Halle, Germany
3. Department of Neurosurgery, University Hospital Erlangen, Erlangen, Germany
4. Department of Neuroradiology, University Hospital Erlangen, Erlangen, Germany
5. Department of Psychology, Martin-Luther-Universität Halle-Wittenberg, Halle, Germany