Rojas-Lima, Elodia
Rothenberg, Stephen J.
Gamboa-Loira, Brenda
Mérida-Ortega, Ángel
Cebrián, Mariano E.
López-Carrillo, Lizbeth https://orcid.org/0000-0002-3245-8337
Funding for this research was provided by:
CONACYT (2005-2-14373, 2009-1111384, 2010-1-140962 and 2016-272632)
Article History
Received: 30 November 2020
Revised: 21 March 2021
Accepted: 31 March 2021
First Online: 22 April 2021
Declarations
:
: The authors declare that they have no conflict of interest.
: All procedures performed in the study participants were in accordance with the ethical standards of the research committee of the National Institute of Public Health (Mexico) and with the 1964 Helsinki declaration and its later amendment.
: Informed consent was obtained from all individual participants included in the study.