Funding for this research was provided by:
Fondo de Fomento al Desarrollo Científico y Tecnológico (D09I1057)
Fondo Nacional de Desarrollo Científico y Tecnológico (3120231)
Received: 30 August 2019
Accepted: 3 July 2020
First Online: 22 July 2020
Ethics approval and consent to participate
: Research Ethics Committee of the Faculty of Medicine, Universidad Católica del Norte, approved the application concerning human ethics. All participants read and signed the Informed Consent Form.
: Not applicable.
: The authors declared that no competing interests exist.