1. Department of Neurology, University Hospital Zurich, Zurich, Switzerland
2. Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA
3. Stanford Center for Sleep Sciences, Stanford University, Stanford, CA
4. Department of Neurology, Leiden University Medical Center, Leiden, The Netherlands
5. Department of Neurology, Radboud University Medical Center, Nijmegen, The Netherlands
6. Hôpital Pitié-Salpêtrière, Pierre and Marie Curie University, Paris, France
7. Department of Neurology and Program in Sleep, Emory University School of Medicine, Atlanta
8. National Reference Network for Orphan Diseases (Narcolepsy), Department of Neurology, Hôpital Gui de Chauliac, CHU Montpellier, INSERM U1061, France
9. Tokyo Metropolitan Institute of Sleep Science, Tokyo, Japan
10. Sleep Medicine Children's National Med Center, Washington, DC
11. Department of Biomedical and Neuromotor Neurological Sciences, University of Bologna, and IRCCS Istituto delle Scienze Neurologiche, Bologna, Italy