1. School of Medicine and Health, Department Sport and Health Sciences , Professorship Psychology and Digital Mental Health Care, Technische Universität München , Georg-Brauchle Ring 60/62 , 80992 München , Germany
2. School of Medicine and Health, Department for Sport and Health Sciences , Professorship Psychology and Digital Mental Health Care, Technische Universität München , München , Germany
3. Universität Ulm, Abteilung für Klinische Psychologie und Psychotherapie , Ulm , Germany