Occupational health and safety regulations in China: development process, enforcement challenges, and solutions - Xu, Xinyu; Ren, Peihua; Shi, Wenyan; Deng, Feidan; Wang, Qingfeng; Shi, Shaoteng; Shen, Jingchun; Dong, Guoqiang; Han, Jing (Frontiers in Public Health, 2025)