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Authors
Ruiz-Valenzuela, Jenifer https://orcid.org/0000-0002-7238-2074
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Article History
Received: 15 February 2019
Accepted: 5 May 2020
First Online: 29 May 2020
Compliance with ethical standards
:
: The author declares that she has no competing interests. The data used in this article come from surveys and school data where parental consent was explicitly given (i.e. by the participating subjects actively engaging in responding the surveys after being informed through meetings and in writing).
