Funding for this research was provided by:
Nederlandse Organisatie voor Wetenschappelijk Onderzoek (865.12.004)
Text and Data Mining valid from 2019-12-01
Received: 29 July 2019
Accepted: 14 November 2019
First Online: 4 December 2019
Ethics approval and consent to participate
: All individuals or their parents provided written informed consent to participate in the study. The study was approved by the Medical Ethics Committee (METC) of the University Medical Center Utrecht (NL55260.041.15 15-736/M). The study was performed in accordance with the Declaration of Helsinki.
: All participants in this study provided consent for publication.
: The authors declare that they have no competing interests.