1. Clinical Neurophysiology Department, Vall d′Hebron University Hospital, Universitat Autónoma de Barcelona, Barcelona, Spain
2. Multidisciplinary Sleep Unit, Vall d′Hebron University Hospital, Universitat Autónoma de Barcelona, Barcelona, Spain
3. Neurotraumatology and Neurosurgery Research Unit (UNINN), Vall d′Hebron University Hospital, Barcelona, Spain
4. Neurosurgery Department, Vall d′Hebron University Hospital, Universitat Autónoma de Barcelona, Barcelona, Spain
5. Conquer Chiari Research Center, Department of Mechanical Engineering, The University of Akron, Ohio
6. Centro de Investigación Biomédica en Red Enfermedades Respiratorias (CIBERES), Instituto de la Salud Carlos III (ISCIIII), Madrid, Spain
7. Pneumology Department, Vall d′Hebron Research institute, Vall d′Hebron University Hospital, Universitat Autónoma de Barcelona, Barcelona, Spain