Funding for this research was provided by:
Nederlandse Organisatie voor Wetenschappelijk Onderzoek (016.VICI.170.200)
Erasmus Medisch Centrum (Mrace)
European Commission (2013-2548/001-001-EMA-2)
Simons Foundation (SFARI - 307280)
Received: 4 April 2017
Accepted: 16 January 2018
First Online: 30 January 2018
Ethics approval and consent to participate
: The Medical Ethical Committee of the Erasmus Medical Center Rotterdam approved the study. We obtained written informed consent from all participants and their parents.
: Not applicable.
: The funders had no role in the study design, data collection, analysis, interpretation of the data, or writing of the report. F.C.V. is the contributing editor of the Achenbach System of Empirically Based Assessment, from which he receives remuneration. All other authors declare that they have no competing interests.
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