Funding for this research was provided by:
Agence Nationale de la Recherche (ANR-11-IDEX-0004-02, MaClasse 3.0)
Article History
Received: 18 November 2019
Accepted: 21 January 2020
First Online: 12 February 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and national research committee (local French authorities) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consents were obtained from all underage participants’ family or legal representatives and included in the study, as well as from the school’s authorities in France.