1. Department of Neurology, McGill University, Montreal General Hospital, Montreal, Canada
2. Centre d’Études Avancées en Médecine du Sommeil, Hôpital du Sacré-Cœur de Montréal, Montréal, Canada
3. Neurology Service, Hospital Clinic de Barcelona, IDIBAPS, CIBERNED, Barcelona, Spain
4. Oxford Parkinson’s Disease Centre (OPDC) and Oxford University, Oxford, UK
5. Department of Neurology, Innsbruck Medical University, Innsbruck, Austria
6. Mayo Clinic, Rochester, MN, USA
7. Unit of Sleep Medicine and Epilepsy, IRCCS, C.Mondino Foundation, Pavia, Italy
8. Department of Neurology, Philipps-Universität, Marburg, Germany
9. Sleep disorders unit, Pitie-Salpetriere Hospital, IHU@ICM and Sorbonne University, Paris, France
10. Sleep Disorders Center, Department of Neurology, Scientific Institute Ospedale San Raffaele, Vita-Salute University, Milan, Italy
11. Sleep Center, Department of Cardiovascular and Neurological Sciences, University of Cagliari, Italy
12. Department of Biomedical and Neuromotor Sciences, University of Bologna, Bologna, Italy
13. IRCCS Institute of the Neurological Sciences, Ospedale Bellaria, ASL di Bologna, Bologna, Italy
14. Sleep and Neurology Unit, Beau Soleil Clinic, Montpellier, France; EuroMov, University of Montpellier, Montpellier, France
15. Clinical Neurology, Dept. of Neuroscience (DINOGMI), University of Genoa, and Polyclinic San Martino Hospital, Genoa, Italy
16. Department of Neurosurgery (C.T.) University Medical Center, Göttingen; Paracelsus-Elena-Klinik (B.M., C.T. F. S-D.), Kassel, Germany
17. Movement Disorders Unit and Division of Sleep Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, USA
18. Department of Neurology and Centre of Clinical Neurosciences of the First Faculty of Medicine, Charles University and General University Hospital in Prague, Prague, Czech Republic
19. Neuroscience Research Institute, Seoul National University College of Medicine, Department of Neurology, Seoul National University Hospital, Seoul, Korea
20. Institute of Physiology Charité-Universitätsmedizin Berlin. Germany
21. Sleep Unit, Department of Neurology, Hôpital Gui de Chauliac, Montpellier, INSERM U1061, Montpellier, F-34093 Cedex 5 France
22. Department of Biomedical and Neuromotor Sciences, Bellaria Hospital, University of Bologna, Bologna, Italy
23. IRCCS Institute of Neurological Sciences of Bologna, Bellaria Hospital, Bologna, Italy
24. Brain and Mind Centre University of Sydney, Camperdown, Australia
25. National Institute of Mental Health, Klecany, Third Faculty of Medicine, Charles Unviersity, Prague, Czech Republic
26. Department of Neurology, Brigham and Women’s Hospital, Boston; Harvard Medical School, Boston, USA
27. Institute for Sleep Medicine and Neuromuscular Disorders, University Hospital Muenster, Muenster, Germany
28. Department of Psychology, Université du Québec à Montréal, Montreal, Quebec, Canada
29. Department of Human Genetics, McGill University, Montreal, Canada
30. Department of Neurology and Neurosurgery, Montreal Neurological Institute, McGill University, Montreal, Canada
31. Department of Neurology, Hephata Klinik, Schwalmstadt-Treysa, Germany
32. Nuclear Medicine, Department of Health Sciences (DISSAL), University of Genoa and Polyclinic San Martino Hospital, Genoa, Italy