1. Department of Creative Arts Therapies and Therapy Sciences, Alanus University Alfter, Alfter, Germany;
2. Faculty for Therapy Sciences, SRH University Heidelberg, Heidelberg, Germany;
3. Department of Psychiatry, SRH Hospitals Karlsbad-Langensteinbach, Karlsbad-Langensteinbach, Germany;
4. Department of Psychiatry, Psychosocial Center, University of Heidelberg, Heidelberg, Germany