1 Department of Neurology, Antonius Ziekenhuis Nieuwegein, the Netherlands; Department of Neurology and Clinical Neurophysiology, Amsterdam UMC, University of Amsterdam, Amsterdam Neuroscience, the Netherlands.
2 Department of Neurology and Clinical Neurophysiology, Amsterdam UMC, University of Amsterdam, Amsterdam Neuroscience, the Netherlands.
3 Department of Neurology and Clinical Neurophysiology, Amsterdam UMC, University of Amsterdam, Amsterdam Neuroscience, the Netherlands. Electronic address: a.f.vanrootselaar@amsterdamumc.nl.