1 The Ohio State University, Department of Psychology, Columbus, USA.
2 Institute for Health and Behaviour, Research Unit INSIDE, University of Luxembourg, Belval Campus, Luxembourg.
3 Heidelberg University, Department of Child and Adolescent Psychiatry, Centre for Psychosocial Medicine, Heidelberg, Germany.
4 The Ohio State University, Department of Psychology, Columbus, USA; Heidelberg University, Department of Child and Adolescent Psychiatry, Centre for Psychosocial Medicine, Heidelberg, Germany. Electronic address: Julian.Koenig@med.uni-heidelberg.de.