Geographic disparities in hospital readmissions: a retrospective cohort study among patients with chronic disease in rural China. - Li, Mingyue; Tang, Haoqing; Zheng, Huixian; Zhang, Baisong; Cheng, Haozhe; Wang, Yanshang; Zhou, Yuxun; Zhang, Xiaotian; Geldsetzer, Pascal; Liu, Xiaoyun (International Journal for Equity in Health, 2025)