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Authors
Swart, Elise K. https://orcid.org/0000-0001-9409-4463
Sikkema-de Jong, Maria T. https://orcid.org/0000-0003-1003-9075
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Article History
Accepted: 4 October 2021
First Online: 17 October 2021
Declarations
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: The authors have no conflicts of interest to declare that are relevant to the content of this article.
: Before starting the research, its design and methodology were approved by the Education and Child Studies ethics committee of Leiden University (project ID: ECPW-2014/077) and the medical ethics committee of the Leiden University Medical Centre (project ID: NL49379.058.14). The procedures used in this study adhere to the tenets of the Declaration of Helsinki.
: This study was registered with EudraCT European Clinical Trials Database (Identifier: 2014–001352-36).
: Informed consent was obtained from all individual participants included in the study.
: Participants signed informed consent regarding publishing their data.
