Gkogkos, Georgios http://orcid.org/0000-0003-2582-2863
Staveri, Maria
Galanis, Petros
Gena, Angeliki
Article History
First Online: 27 August 2019
Compliance with Ethical Standards
:
: All authors declare that they have 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.
: As described above in the ‘‘InternalRef removed’’ section, informed consent or assent was obtained from all individual participants included in the study. Parents provided informed consent, and adolescents provided assent.