Yue J, Fu Q, Zhou Y, Zhang Y, Ning J, Yin G, Tao H. Evaluating the accessibility to healthcare facilities under the Chinese hierarchical diagnosis and treatment system. Geospat Health [Internet]. 2021 Nov. 3 [cited 2024 Jul. 3];16(2). Available from: https://www.geospatialhealth.net/gh/article/view/995