AUTHOR=Qin Xiao-Ling , Huang Qiang , Zhang Han-Wen , Zeng Yi , Lin Xian-Shu , Fan Xiao-Yuan , Diao Jun , Chen Cheng-Zhi , Cheng Shu-Qun , Yuan Fang , He Jun-Lin , Li Wei , Xia Yin-Yin TITLE=Low-dose ionizing radiation and the exposure–lag response: protocol for a prospective cohort study on The Health Effects of Chongqing Occupational Radiation Workers JOURNAL=Frontiers in Public Health VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2025.1531546 DOI=10.3389/fpubh.2025.1531546 ISSN=2296-2565