Correlation analysis and recurrence evaluation system for patients with recurrent hepatolithiasis: a multicentre retrospective study - Li, Zihan; Zhang, Yibo; Chen, Zixiang; Chen, Jiangming; Hou, Hui; Wang, Cheng; Lu, Zheng; Wang, Xiaoming; Geng, Xiaoping; Liu, Fubao (Frontiers in Digital Health, 2024)