1. Department of Psychology, Catholic University of Eichstaett-Ingolstadt, Eichstaett, Germany
2. Department of Clinical Child and Adolescent Psychology and Psychotherapy, Philipps University Marburg, Marburg, Germany
3. Professorship of Psychology and Digital Mental Health Care, Department of Sports and Health Sciences, Technical University Munich, Munich, Germany
4. Department of Clinical Psychology and Psychotherapy, Institute of Psychology, Goethe University Frankfurt, Frankfurt/Main, Germany
5. Institute of Epidemiology and Medical Biometry, Ulm University, Ulm, Germany
6. Department of Clinical Psychology, Division of eHealth in Clinical Psychology, Philipps University of Marburg, Marburg, Germany