Riffo, Bernardo
Guerra, Ernesto
Rojas, Carlos
Novoa, Abraham
Veliz, Mónica
Funding for this research was provided by:
Comisión Nacional de Investigación Científica y Tecnológica (1150336)
Comisión Nacional de Investigación Científica y Tecnológica (FB0003)
Article History
First Online: 10 July 2020
Compliance with Ethical Standards
:
: The authors declare that the research was conducted in the absence of any scientific, commercial or financial relationships that could be construed as a potential conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and national research committee and with the Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.