Coelho, VĂtor Alexandre http://orcid.org/0000-0001-6427-4420
Marchante, Marta
Article History
Received: 16 April 2018
Accepted: 28 June 2018
First Online: 13 July 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The current study was approved by the Psychology for Positive Development Research Center.
: All school directors agreed to the implementation of the programs and schools used passive informed parental consent, because the questionnaires were applied as a screening for potential inclusion into a program that is considered part of the school offering.