1. Section of Evolutionary Medicine, Max Planck Institute for Evolutionary Biology, Plön, Germany
2. Section of Evolutionary Medicine, Institute for Experimental Medicine, Kiel University, Kiel, Germany
3. Institute of Medical Informatics and Statistics, Kiel University, Kiel, Germany
4. Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy, University Hospital, RWTH Aachen University, Aachen, Germany