Putrik, Polina http://orcid.org/0000-0002-9342-1861
van Amelsvoort, Ludovic
Mujakovic, Suhreta
Kunst, Anton E.
van Oers, Hans
Kant, IJmert
Jansen, Maria W.
De Vries, Nanne K.
Article History
Received: 18 March 2019
Accepted: 19 June 2019
First Online: 9 July 2019
Ethics approval and consent to participate
: Ethical approval and consent were obtained when survey data was collected by Maastricht Municipality. This secondary analyses of the anonymised data did not require a separate ethical approval.
: All authors have read the final version and consented for publication.
: The authors declare that they have no competing interests.