1 Sleep Disorders Center, Division of Neuroscience, Università Vita-Salute San Raffaele, Milan, Italy. ferinistrambi.luigi@hsr.it.
2 Sleep Medicine Center, University of Rome Tor Vergata, Rome, Italy.
3 Department of Neurology, Washington University School of Medicine, St Louis, MO, USA.
4 Department of Psychiatry and Human Behavior, University of California, Irvine, CA, USA.
5 Department of Mental Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA.
6 Department of Neurology, Division of Sleep Medicine, Massachussets General Hospital, Harvard Medical School, Boston, MA, USA.
7 Department of Neurology, University Hospital Zurich, Zurich, Switzerland.
8 Institute of Social and Preventive Medicine, University of Bern, Bern, Switzerland.
9 Department of Neurology, University of Bern, Bern, Switzerland.
10 Sleep Medicine Unit, Faculty of Biomedical Sciences, Neurocenter of the Southern Switzerland, Regional Hospital of Lugano, Università Della Svizzera Italiana, Lugano, Switzerland.
11 Clinical Sleep and Neuroimmunology, University Witten/Herdecke, Witten, Germany.
12 Institute Für Pneumologie an der Universität Zu Köln, Cologne, Germany.
13 Department of Neurosurgery, Paracelsus-Elena Klinik, University Medical Center, KasselGoettingen, Germany.
14 Sleep and Brain Plasticity Centre, Department of Neuroimaging, King's College London, London, UK.
15 Sleep Center, Neurology Service, Hospital Clinic de Barcelona, Barcelona, IDIBAPS, CIBERNED, Barcelona, Spain.
16 Department of Pulmonology and Sleep Disorders Centre, University Hospital Zurich, Zurich, Switzerland.