Text and Data Mining valid from 2020-01-06
Received: 27 December 2018
Accepted: 18 December 2019
First Online: 6 January 2020
Ethics approval and consent to participate
: The Ethics Committee of the Faculty of Medical Sciences of the Universidad de Cuenca (Ecuador) approved this protocol.
: This systematic literature review is one of the research interests of the Nutrition and Dietetics Career of the Faculty of Medical Sciences at the Universidad de Cuenca (Ecuador).