Ferreira, Raquel J.
Nogueira, Telma http://orcid.org/0000-0001-7328-1817
Dias da Silva, Vitória
Liñan Pinto, Mariana
Sousa, Joana
Pereira, Ana Margarida
Nogueira, Paulo Jorge
Borrego, Rute
Raposo, Ana
Martins, João
Onofre, Marcos
Marques, Adilson
Rodrigues, António
Quitério, Ana
Pereira, António
Funding for this research was provided by:
Câmara Municipal de Sintra (7819008155)
Fundação Calouste Gulbenkian (231980 Academias Gulbenkian do Conhecimento)
Article History
Received: 26 August 2020
Accepted: 15 October 2020
First Online: 27 October 2020
Ethics approval and consent to participate
: This study is conducted according to the guidelines laid down in the Declaration of Helsinki and it is obtained written informed consent from the children’s legal guardian. Lisbon Academic Medical Centre ethics committee (401/17), the National Data Protection Commission (11468/2017) and the Ethics Boards of each participating school approved the study. Permission from the relevant rights holders of each questionnaire applied was obtained.
: Not applicable.
: The authors declare that they have no competing interests.