1. Department of Neurology Xuanwu Hospital Capital Medical University Beijing China
2. Department of Neurology McGill University, Montreal General Hospital Montreal Quebec Canada
3. Neurology Service, Hospital Clinic of Barcelona August Pi i Sunyer Biomedical Research Institute, Center for Biomedical Research on Neurodegenerative Diseases Barcelona Spain
4. Department of Neurology Innsbruck Medical University Innsbruck Austria
5. Paris Brain Institute and Sleep Disorder Unit, Pitié‐Salpêtrière Hospital, Public Hospital Network of Paris Sorbonne University Paris France
6. Sleep Disorders Center Vita‐Salute San Raffaele University Milan Italy
7. C. Mondino National Neurological Institute Pavia Italy
8. Department of Neurology Dokkyo Medical University Saitama Medical Center Saitama Japan
9. Department of Neurology Philipps University Marburg Germany
10. Department of Neurology Gui de Chauliac Hospital, Montpellier, National Institute of Health and Medical Research U1061 Montpellier France
11. Department of Neurology Washington University School of Medicine St Louis MO USA
12. Sleep Center, Department of Cardiovascular and Neurological Sciences University of Cagliari Cagliari Italy
13. Department of Neurology First Faculty of Medicine, Charles University and General University Hospital Prague Czech Republic
14. Center for Advanced Studies in Sleep Medicine Montreal Sacred Heart Hospital Montreal Quebec Canada
15. Department of Psychiatry University of Montreal Montreal Quebec Canada
16. Department of Neurology Dokkyo Medical University School of Medicine Tochigi Japan
17. Department of Neurology University of Auvergne Clermont‐Ferrand France