1 Department of Psychiatry and Psychotherapy, Central Institute of Mental Health, Medical Faculty Mannheim, University of Heidelberg, Mannheim, Germany. dusan.hirjak@zi-mannheim.de.
2 Mind, Brain Imaging and Neuroethics Research Unit, The Royal's Institute of Mental Health Research, University of Ottawa, Ottawa, ON, Canada.
3 Department of Psychiatry, University of Michigan, Rachel Upjohn Building, Ann Arbor, MI, USA.
4 Department of General Psychiatry, Center for Psychosocial Medicine, Heidelberg University, Heidelberg, Germany.