Additional file 2 of Prenatal exposure to ambient air pollution is associated with neurodevelopmental outcomes at 2 years of age

Additional file 2: Supplemental Table 1. Correlations of Monthly Exposure Lags Between Ambient Air Pollutants During the 9-Month Pregnancy Period.附加文件2：补充表1。妊娠9个月期间，环境空气污染物的月度暴露滞后之间的相关性。