1. Central Institute of Mental Health, Sleep laboratory, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany
2. Central Institute of Mental Health, Department of Genetic Epidemiology in Psychiatry, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany
3. Central Institute of Mental Health, Department of Psychiatry and Psychotherapy, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany