1. Danish Center for Sleep Medicine Department of Clinical Neurophysiology Rigshospitalet Glostrup Denmark
2. Biomedical Engineering Department of Health Technology Technical University of Denmark Kongens Lyngby Denmark
3. Department of Neuroscience University of Montreal Montreal Quebec Canada
4. Brain Research and Integrative Neuroscience Laboratory Danish Center for Sleep Medicine Department of Clinical Neurophysiology Rigshospitalet Glostrup Denmark
5. Harland Sanders Chair in Visual ScienceSchool of Optometry University of Montreal Montreal Quebec Canada
6. Dream and Nightmare Laboratory Center for Advanced Research in Sleep Medicine Department of Psychiatry University of Montreal Montreal Quebec Canada
7. Laboratory of Neuropsychiatry and Psychiatric Centre Copenhagen University of Copenhagen Copenhagen Denmark
8. Department of Radiology and Biomedical Imaging Yale University New Haven Connecticut USA