An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Ruelas-González MG, Pelcastre-Villafuerte BE, Reyes-Morales H.Ruelas-González MG, et al.Salud Publica Mex. 2014 Nov-Dec;56(6):631-7.Salud Publica Mex. 2014.PMID: 25604415Spanish.
González-Vázquez TT, Torres-Robles CA, Pelcastre-Villafuerte BE.González-Vázquez TT, et al.Salud Publica Mex. 2013;55 Suppl 4:S477-84.Salud Publica Mex. 2013.PMID: 25153187Spanish.
Gutiérrez JP, Heredia-Pi I, Hernández-Serrato MI, Pelcastre-Villafuerte BE, Torres-Pereda P, Reyes-Morales H.Gutiérrez JP, et al.Salud Publica Mex. 2019 Nov-Dic;61(6):726-733. doi: 10.21149/10561.Salud Publica Mex. 2019.PMID: 31869537Spanish.