1 Department of Neurology, Hannover Medical School, Carl-Neuberg-Str.1, 30625, Hannover, Germany.
2 Department of Neurology, Medical Faculty and University Hospital Duesseldorf, Heinrich Heine University, Moorenstraße 5, 40225, Duesseldorf, Germany.
3 Department of Neurology, Hannover Medical School, Carl-Neuberg-Str.1, 30625, Hannover, Germany. Skripuletz.thomas@mh-hannover.de.