AUTHOR=Yuan Yuan , Cheng Gang , Peng Weicai , Yang Xia , Du Yamin TITLE=Investment strategies for sustainable safe development of Chinese coal mine employees driven by digital intelligence JOURNAL=Frontiers in Public Health VOLUME=12 YEAR=2024 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2024.1464930 DOI=10.3389/fpubh.2024.1464930 ISSN=2296-2565