Macharia, Peter M., Kerry L.M. Wong, Lenka Beňová, Jia Wang, Prestige Tatenda Makanga, Nicolas Ray, and Aduragbemi Banke-Thomas. “Measuring Geographic Access to Emergency Obstetric Care: A Comparison of Travel Time Estimates Modelled Using Google Maps Directions API and AccessMod in Three Nigerian Conurbations”. Geospatial Health 19, no. 1 (May 27, 2024). Accessed July 21, 2024. https://www.geospatialhealth.net/gh/article/view/1266.