[1] Univ Groningen, Univ Med Ctr Groningen, Dept Neurol, NL-9700 RB Groningen, Netherlands
[2] Univ Groningen, Univ Med Ctr Groningen, Dept Neuroimaging Ctr, NL-9700 RB Groningen, Netherlands
[3] Univ Groningen, Univ Med Ctr Groningen, Dept Neurosurg, NL-9700 RB Groningen, Netherlands
[4] Univ Groningen, Dept Clin & Dev Neuropsychol, Groningen, Netherlands