1. Department of Neurology, Rheinische Friedrich-Wilhelms-University, Bonn, Germany
2. Clinic for Sleep Medicine, ZURZACHCare, Lucerne, Switzerland
3. Department of Neurosurgery, Rheinische Friedrich-Wilhelms-University, Bonn, Germany
4. DZNE, German Centre for Neurodegenerative Diseases, Bonn, Germany