Funding for this research was provided by:
Universidad de Chile (ENL009/2017)
Article History
Received: 23 July 2019
Accepted: 13 May 2020
First Online: 29 May 2020
Ethics approval and consent to participate
: This study was conducted according to the guidelines established in the Declaration of Helsinski. All procedures involving human subjects were approved by the Ethics Committee of the Institute of Nutrition and Food Technology (INTA), University of Chile. Written informed consent was obtained from all subjects, according to norms by the Ethics Committee of the Institute of Nutrition and Food Technology (INTA), University of Chile. The consent was signed by the 10–14 years old participants in the study considering that the Ethics Committee of the Institute of Nutrition and Food Technology (INTA) requires consent of the parents/guardians when subjects are less than 9 years old.
: Not applicable.
: The authors declare that they have no competing interests.