1 Department of Neurology, Christian Doppler University Hospital, Paracelsus Medical University and Center for Cognitive Neuroscience, Ignaz-Harrer-Straße 79, 5020, Salzburg, Austria.
2 Department of Neurology, Kardinal Schwarzenberg Hospital, Schwarzach, Austria.
3 Institute for Neuroscience, Christian Doppler University Hospital, Paracelsus Medical University and Center for Cognitive Neuroscience Salzburg, Salzburg, Austria.
4 Department of Neurology, Medical University of Graz, Graz, Austria.
5 Department of Neuroradiology, Christian Doppler University Hospital, Paracelsus Medical University, Salzburg, Austria.
6 Department of Neurology, Christian Doppler University Hospital, Paracelsus Medical University and Center for Cognitive Neuroscience, Ignaz-Harrer-Straße 79, 5020, Salzburg, Austria. p.wipfler@salk.at.