Rivadeneira, María F.
Moncayo, Ana L.
Cóndor, José D.
Tello, Betzabé
Buitrón, Janett
Astudillo, Fabricio
Caicedo-Gallardo, José D.
Estrella-Proaño, Andrea
Naranjo-Estrella, Alfredo
Torres, Ana L.
Article History
Received: 3 April 2022
Accepted: 10 October 2022
First Online: 28 October 2022
Declarations
:
: This study was conducted according to the guidelines laid down in the Declaration of Helsinki and all procedures involving research study participants were approved by the Ethics Committee for Research in Human Beings of the Pontifical Catholic University of Ecuador, code 2018-12-MB. Written informed consent was obtained from all the mothers/fathers or guardians of the participating children. In accordance with national health regulations, this research was approved by the Intelligence Directorate of the Ministry of Public Health of Ecuador and by the Research Directorate of the Ministry of Education of Ecuador.
: Not applicable.
: The authors declare that they have no competing interests.