Article History
Received: 30 September 2020
Accepted: 16 December 2020
First Online: 15 January 2021
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: Study procedure and measures were approved by the Human Research Review Board of the participating universities (#025/12; #1104-12) and the chief scientist of the Ministry of Education (#719). The procedures used in this study adhere to the tenets of the Declaration of Helsinki.
: Active informed consent was obtained from the adolescents and passive informed consent was required from parents. The latter procedure entailed parents’ receipt of a letter from the researchers providing information about the purposes of the study and its method. Parents were asked to complete a form if they did not wish their adolescent child to participate in the study. No parent completed this form.