[1
]Paracelsus-Elena-Klinik; Kassel Germany
[2
]Department of Neurology; University Medical Centre Goettingen; Goettingen Germany
[3
]Psychologische Hochschule Berlin; Berlin, Berlin Germany
[4
]Department of Clinical Neurophysiology; University Medical Centre Goettingen; Goettingen
Germany
[5
]Department of Medical Statistics; University Medical Centre Goettingen; Goettingen
Germany
[6
]Department of Neurosurgery; University Medical Centre GoettingenGoettingen; Germany