AUTÓNOMA DEL ESTADO DE HIDALGO, Universidad. Editorial. Mexican Journal of Medical Research, [S.l.], v. 1, n. 1, dec. 2012. ISSN 2007-5235. Available at: <https://repository.uaeh.edu.mx/revistas/index.php/MJMR/article/view/1745>. Date accessed: 26 apr. 2018.