1. Department of Neurology with Friedrich-Baur-Institute, Ludwig Maximilians University, University Hospital, Munich, Germany
2. German Center for Vertigo and Balance Disorders (DSGZ), Ludwig Maximilians University, University Hospital, Campus Grosshadern, Munich, Germany
3. Department of Neurology and Stroke, University Hospital Tübingen, Tübingen, Germany
4. Institute for Medical Informatics, Biometry and Epidemiology (IBE), Ludwig Maximilians University, Munich, Germany
5. Department of Neurology, Medical University Innsbruck, Innsbruck, Austria
6. Department of Neurology, Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin, Humboldt-Universität zu Berlin, Berlin, Germany
7. Department of Neurological Sciences, University of Nebraska Medical Center (UNMC), Omaha
8. German Center for Neurodegenerative Diseases (DZNE), Center for Clinical Research, Bonn, Germany
9. Department of Neurology and Hertie-Institute for Clinical Brain Research, University Hospital Tübingen, Tübingen, Germany
10. Department of Neurology, University Hospital Heidelberg, Heidelberg, Germany
11. Munich Cluster for Systems Neurology (SyNergy), Munich, Germany
12. German Center for Neurodegenerative Diseases (DZNE), Munich, Germany
13. German Center for Neurodegenerative Diseases (DZNE), Tübingen, Germany
14. Department of Neurology and Center for Translational Neuro- and Behavioral Sciences, University Hospital Essen, Essen, Germany