1. Department of Psychiatry, Psychotherapy and Psychosomatics; Psychiatric Hospital, University of Zürich; Zürich Switzerland
2. Division of Biopsychology; Institute of Psychology, University of Zürich; Zürich Switzerland
3. Division of Biopsychology; Zurich Center for Interdisciplinary Sleep Research (ZiS), University of Zürich; Switzerland
4. Division of Cognitive Biopsychology and Methods, Department of Psychology; University of Fribourg; Fribourg Switzerland