1. Neurology Department; Althaia; Xarxa Assistencial Universitària; Manresa Spain
2. Multidisciplinary Sleep Unit; Neurology Department; Hospital Clínic Barcelona; Barcelona Spain
3. Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (CIBERNED); Madrid Spain
4. Institut Universitari d'Investigació en Atenció Primaria (IDIAP) Jordi Gol; Institut Català de la Salut; Universitat Autònoma de Barcelona; Barcelona Spain
5. Multidiscilplinary Sleep Unit; Neurophisiology Department; Hospital Vall d'Hebrón; Barcelona Spain
6. Multidisciplinary Sleep Unit; Neurology Department; Hospital Parc Taulí; Sabadell Spain
7. Multidisciplinary Sleep Unit; Neurology Department; Hospital Universitari Santa Maria Lleida; Lleida Spain
8. Multidisciplinary Sleep Unit; Pediatrics Department; Hospital Sant Joan de Déu; Barcelona Spain
9. Multidisciplinary Sleep Unit; Neurophisiology Department; Hospital del Mar; Barcelona Spain
10. Neurology Department; Hospital Moisès Broggi; Sant Joan Despí Spain
11. Neurology Department; Hospital Germans Trías i Pujol; Badalona Spain
12. Neurology Department; Hospital de la Santa Creu i Sant Pau; Barcelona Spain
13. Multidisciplinary Sleep Unit; Respiratory Department; Hospital Universitari de Bellvitge; Catalunya Spain
14. Neurology Department; Hospital Universitari Josep Trueta; Girona Spain
15. Sleep Unit; Hospital de Sant Pau i Santa Tecla; Tarragona Spain
16. Neurology Department; Hospital Joan XXIII; Tarragona Spain
17. Department of Clinical Pharmacology; Hospital Clínic Barcelona; Barcelona Spain