Association between outdoor light at night exposure and preterm birth and effect modification by pre-pregnancy stress: A national population-based retrospective cohort study

• Manman ChenChinese Academy of Medical Sciences & Peking Union Medical College
• Qiongjie ZhouObstetrics and Gynecology Hospital of Fudan University
• Yuanyuan Li
• Lu QuChinese Academy of Medical Sciences & Peking Union Medical College
• Anying BaiChinese Academy of Medical Sciences & Peking Union Medical College
• Fangyi RuanObstetrics and Gynecology Hospital of Fudan University
• Yandan LiuObstetrics and Gynecology Hospital of Fudan University
• Yu JiangChinese Academy of Medical Sciences & Peking Union Medical College
• Xiaotian LiFudan University