Spatial accessibility of medical services in mountainous regions based on modified two-step floating catchment area method: a case study of Shizhu County, Chongqing
Li DENG, Jing'an SHAO, Yue GUO, Xinliang XU
PROGRESS IN GEOGRAPHY . 2015, (6): 716 -725 .  DOI: 10.18306/dlkxjz.2015.06.007