Funding for this research was provided by:
Ministry of Justice and Safety, The Netherlands (Grant OZ-03113004)
Received: 19 January 2021
Accepted: 1 June 2021
First Online: 22 June 2021
: All participants, and when under the age of 18 also parents/caregivers, signed an informed consent document before participation. This study was approved by the Ethics Committee at the University of Amsterdam, and performed in accordance with the ethical standards described in the 1964 Declaration of Helsinki.
: Not applicable.
: The authors state that they have no competing interests.