van Roij, Janneke http://orcid.org/0000-0003-0787-3018
Kieffer, Jacobien M.
van de Poll-Franse, Lonneke
Husson, Olga
Raijmakers, Natasja J. H.
Gelissen, John
Article History
Accepted: 24 July 2021
First Online: 29 July 2021
Declarations
:
: The authors declare that they have no conflict of interest.
: All included studies were conducted according to the declaration of Helsinki. Ethical approval was obtained for all study samples separately. Furthermore, in data collection and analysis procedures, the rules of the Dutch personal data protection act and the general data protection regulation (GDPR) were followed.
: Informed consent was obtained from all individual participants included in the study samples.