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Authors
Hope, Bárbara
Zaror, Carlos http://orcid.org/0000-0001-6942-6956
Sandoval, Paulo
Garay, Mario
Streiner, David L.
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Funding
Funding for this research was provided by:
Universidad de La Frontera (IAF18-0008)
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Article History
Received: 31 August 2019
Accepted: 29 April 2020
First Online: 19 May 2020
Ethics approval and consent to participate
: The study protocol was approved by the Ethics Committee of the Universidad de La Frontera, Temuco, Chile with resolution number 098/2017. Informed consent from all parents and written consent from children was obtained to consider their participation in the study.
: Not applicable.
: The authors declare that they have no competing interest.
