1. Center for Sleep Medicine, Sleep Research and Epileptology; Klinik Barmelweid AG; Barmelweid Switzerland
2. Center for Integrative Genomics; University of Lausanne; Lausanne Switzerland
3. Centre Neuchâtelois de Psychiatrie; Neuchâtel Switzerland
4. Neurology Department; University Hospital Zurich; Zurich Switzerland
5. Neurology Department, EOC; Ospedale Regionale di Lugano; Lugano Ticino Switzerland
6. Department of Neurology; Inselspital; Bern University Hospital, and University of Bern; Switzerland
7. Social and Developmental Psychology; Sapienza University; Rome Italy
8. Fundacio d'Investigacio Sanitaria de les illes balears; Hospital Universitari Son Espases; Palma de Mallorca Spain
9. Centre de Référence Nationale Maladies Rares; Narcolepsie et Hypersomnie Idiopathique; Service Neurologie; Hôpital Gui-de-Chauliac; INSERM U1061; Montpellier France
10. Sleep Unit; Integral Center of Neurosciences A.C (HM CINAC); Madrid University Hospitals; Móstoles Spain
11. Neurology Department; Medical Faculty of P. J. Safarik University; University Hospital of L. Pasteur Kosice; Kosice Slovak Republic
12. Neurology Department IC; Sleep Research Centre; Oasi Institute IRCCS; Troina Italy
13. Department of Psychiatry and Psychotherapy; University of Regensburg; Regensburg Germany
14. Neurology Department; Sleep Disorders Clinic; Innsbruck Medical University; Innsbruck Austria
15. Department of Clinical Neurophysiology; Danish Center for Sleep Medicine; University of Copenhagen; Glostrup Denmark
16. Molecular Sleep Laboratory; Department of Diagnostics and Danish Center for Sleep Medicine; Department of Clinical Neurophysiology; Glostrup Hospital; Glostrup Denmark
17. AP-HP; Pediatric Sleep Center; CHU Robert-Debré; Paris France
18. National Reference Centre for Orphan Diseases; Narcolepsy, Idiopathic Hypersomnia and Kleine-Levin Syndrome (CNR narcolepsie-hypersomnie); Paris France
19. Serviço de Neurofisiologia; Hospital Santo António/Centro Hospitalar do Porto and Instituto Ciências Biomédicas Abel Salazar; Universidade do Porto; Porto Portugal
20. Neurology Department; Hephata Klinik; Schwalmstadt Germany
21. Neurology Department; Philipps-Universität Marburg; Marburg Germany
22. Institute of Molecular Medicine Portugal; Medical Faculty Lisbon University; Lisbon Portugal
23. Helsinki Sleep Clinic; Vitalmed Research Center; Helsinki Finland
24. Department of Clinical Neurosciences; University of Helsinki; Helsinki Finland
25. Sleep and Epilepsy Unit; Clinical Neurophysiology Department; Gregorio Marañón University Hospital; Complutense University of Madrid (UCM); Madrid Spain
26. Department of Biomedical and Neuromotor Sciences (DIBINEM); Alma Mater Studiorum; University of Bologna; Bologna Italy
27. IRCCS Institute of Neurological Sciences; Bologna Italy
28. Neurology Service; Institut de Neurociències Hospital Clínic; University of Barcelona; Barcelona Spain
29. Neurology Department and Centre of Clinical Neurosciences; First Faculty of Medicine; Charles University and General University Hospital; Prague Czech Republic
30. Sleep and Respiratory Medicine; Hon Reader; University of Edinburgh; Edinburgh UK
31. Center for Investigation and Research in Sleep; Lausanne University Hospital; Lausanne Switzerland
32. Department of Clinical Neurophysiology; Institute of Psychiatry and Neurology; Warsaw Poland
33. Department of Sleep Medicine and Neuromuscular Disorders; University of Münster; Münster Germany
34. Department of Neurology and Clinical Neurophysiology; Leiden University Medical Center; Leiden The Netherlands
35. Sleep Wake Center SEIN Heemstede; Stichting Epilepsie Instellingen Nederland; Heemstede The Netherlands
36. Sleep Medicine Center Kempenhaeghe; Heeze The Netherlands
37. Eindhoven University of Technology; Eindhoven The Netherlands