@article{choperena-aguilar_ramirez-santiago_díaz_2021,  title={Measuring geospatial healthcare access to primary level facilities in Mexico: a GIS-based diagnosis analysis},  volume={26},  ISSN={1413-8123},  url={https://doi.org/10.1590/1413-81232021266.1.40872020},  DOI={10.1590/1413-81232021266.1.40872020},  journal={Ciência & Saúde Coletiva},  publisher={ABRASCO - Associação Brasileira de Saúde Coletiva},  author={Choperena-Aguilar, Daniel and Ramirez-Santiago, Andrea and Díaz, María Cecilia Acuña},  year={2021},  month={Jun},  pages={2471–2482} }