Affiliation: | 1. Department of Neurosurgery, University Hospital of Freiburg, Freiburg, Germany;2. Department of Neurosurgery, University Hospital of Essen, Essen, Germany;3. Department of Neurology, University Hospital of Freiburg, Freiburg, Germany;4. Institute for Medical Biometry and Medical Informatics, University Hospital of Freiburg, Freiburg, Germany;5. Department of Neuroradiology, University Hospital of Freiburg, Freiburg, Germany |