1. Leuven Institute for Healthcare Policy, KU Leuven—University of Leuven, Kapucijnenvoer 35, 3000 Leuven, Belgium
2. Zorgnet Icuro, Brussels, Belgium
3. Department of Primary Care, University of Antwerp, Doornstraat 331, 2610 Antwerp, Belgium
4. KARUS vzw, Melle, Belgium
5. Doctors4Doctors, GZA Hospitals, Antwerp, Belgium
6. Flemish Association for Clinical Psychologists, Brussels, Belgium
7. Faculty of Medicine and Life Sciences, Hasselt University, Martelarenlaan 42, BE3500 Hasselt, Belgium
8. Mental Health and Wellbeing Research Group, VUB, Laarbeeklaan 103, 1050 Brussels, Belgium
9. Faculty of Medicine and Health Sciences, Ghent University, De Pintelaan 185, 9000 Ghent, Belgium
10. Department of Adult Psychiatry, KU Leuven—University of Leuven, Herestraat 49, 3000 Leuven, Belgium