TY - JOUR AU - Mario Ortiz PY - 2019/07/05 Y2 - 2024/03/28 TI - Cover JF - Mexican Journal of Medical Research ICSA JA - Mex J Med Res VL - 7 IS - 14 SE - Cover DO - UR - https://repository.uaeh.edu.mx/revistas/index.php/MJMR/article/view/4568 AB - ER -