López-Morales, Jorge
Cortes-Muñoz, Daniel
Astudillo-Ángel, Miguel
Hernández-Molina, Gabriela https://orcid.org/0000-0001-7958-0391
Article History
Received: 29 August 2019
Revised: 15 November 2019
Accepted: 20 November 2019
First Online: 14 December 2019
Compliance with ethical standards
:
: The authors do not have any conflict of interest.
: The study was in accordance with the ethical standards of the Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubiran Research Committee (Reference 1503) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.