Dynamic Measurement of Emergency Medical Care Accessibility for the Elderly and Its Spatial Equity Assessment: A Case Study of City Center of Zhengzhou
NIU Ning, QIAN Songbai, LI Li, LI Xiaojian
Economic geograph . 2026, (2): 80 -91 .  DOI: 10.15957/j.cnki.jjdl.2026.02.008