Association between workplace violence from patients and the mental health status of healthcare workers in Zhuhai China: a cross-sectional study - Zheng, Ying; Li, Xuping; Sun, Yajun; Mao, Chun; Huang, Jiaju; Li, Jingya; Zhang, Guangchuan; Wei, Ning; Wang, Xiaohui; Teng, Yongyong (Frontiers in Public Health, 2025)