1. Innovation Incubator, Division of Health Training Online, Leuphana University Lueneburg, Lueneburg, Germany
2. Department of Clinical Psychology and Psychotherapy, University Erlangen-Nuremberg, Erlangen, Germany
3. Leuphana University Lueneburg, Institute of Psychology, Lueneburg, Germany
4. Department of Clinical, Developmental and Neuro Psychology, Section of Clinical Psychology, Vrije Universiteit, EMGO+ Institute for Health and Care Research, VUmc, Amsterdam, The Netherlands
5. Center of Economic Evaluation, Trimbos Institute (Netherlands Institute of Mental health and Addiction), Utrecht, The Netherlands
6. Department of Clinical, Neuro and Developmental Psychology, VU University, Amsterdam, The Netherlands
7. Department of Epidemiology and Biostatistics, EMGO+ Institute for Health and Care Research, VU University Medical Center, Amsterdam, The Netherlands