Funding for this research was provided by:
Four youth care organizations (n.a.)
Received: 28 February 2020
Accepted: 17 July 2020
First Online: 25 July 2020
Ethics approval and consent to participate
: Ethical approval for this study has been obtained from the faculty ethical review board of the Faculty of Social and Behavioral Sciences of Utrecht University (FETC18–093). The study is registered at the Netherlands Trial Register (NL7565). The authors will communicate important modifications from the protocol to the faculty ethical review board and the Netherlands Trial Register.All participants have given written informed consent for participation in this study. Written informed consent was obtained from a parent or guardian for participants under 16 years old.
: Not applicable.
: NK and LvD are employed by the YIM Foundation to conduct this research project. LvD is involved in the development of the approach. HC, GJS and SB declare that they have no competing interests.