1. Movement Disorders Hospital, Kliniken Beelitz GmbH Beelitz‐Heilstätten Germany
2. Department of Training and Movement Sciences Humboldt‐Universitat zu Berlin Berlin Germany
3. Department of Neurology Christian‐Albrechts‐Universitat zu Kiel Medizinische Fakultat Kiel Germany
4. Department of Neurology Otto‐von‐Guericke University Magdeburg Germany