Identifying critical windows of air pollution exposure and semen quality: A cross-sectional study in Chinese fertile men. - Feng, Jialin; Yuan, Yan; Cheng, Yuting; Wu, Peihao; Yan, Yixuan; Liu, Qi; Wu, Feng; Wei, Jing; Ge, Hongshan; Tang, Qiuqin; Wu, Wei (BMC Public Health, 2025)