1. Institute for Religious Studies, University of Vienna, 1010 Vienna, Austria
2. Department of Psychiatry and Psychotherapeutic Medicine, Medical University of Graz, 8036 Graz, Austria
3. CIAR: Center for Integrative Addiction Research, Grüner Kreis Society, 1110 Vienna, Austria
4. Institute of Psychology, University of Graz, 8010 Graz, Austria
5. Faculty of Psychotherapy Science, Sigmund Freud University, 1020 Vienna, Austria