1 Department of Neurology, Inselspital, Bern University Hospital, University of Bern, Freiburgstrasse, CH-3010, Bern, Switzerland. adrian.scutelnic@insel.ch.
2 Department of Neurology, Inselspital, Bern University Hospital, University of Bern, Freiburgstrasse, CH-3010, Bern, Switzerland.
3 Department of Neurology and Stroke Centre, University Hospital Basel and University of Basel, Basel, Switzerland.