Ghekiere, Ariane
Van Cauwenberg, Jelle
Vandendriessche, Ann
Inchley, Joanna
Gaspar de Matos, Margarida
Borraccino, Alberto
Gobina, Inese
Tynjälä, Jorma
Deforche, Benedicte
De Clercq, Bart
Funding for this research was provided by:
Vlaamse Overheid (GE0-1GDD2A-WT)
Fonds Wetenschappelijk Onderzoek (12I1117N)
Article History
Received: 1 August 2018
Revised: 21 November 2018
Accepted: 1 December 2018
First Online: 10 December 2018
Compliance with ethical standards
:
: The authors declare no conflicts of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. HBSC is a WHO collaborative study and as such fulfills all WHO ethical requirements. The study is approved in each country separately by national or ministry ethical committees. The Flemish study was approved by the ethical committee of the University Hospital of Ghent (Project EC/2013/1145).
: Informed consent was obtained from all individual participants included in the study.