1. Department of Neurology, University Hospital (Inselspital), University of Bern, 3010 Bern, Switzerland
2. Interdisciplinary Sleep-Wake-Epilepsy-Center, Inselspital, Bern University Hospital, University of Bern, 3010 Bern, Switzerland
3. Department of Sleep and Cognition, Netherlands Institute for Neuroscience, 1105 BA Amsterdam, The Netherlands
4. Division of Sleep Medicine/Department of Medicine, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA 19104, USA
5. Child Development Center, University Children’s Hospital Zurich, University of Zurich, 8006 Zürich, Switzerland