NO2 and PM2.5 air pollution co-exposure and temperature effect modification on pre-mature mortality in advanced age: a longitudinal cohort study in China. - Ji, John S.; Liu, Linxin; Zhang, Junfeng; Kan, Haidong; Zhao, Bin; Burkart, Katrin G.; Zeng, Yi; Zhang, Junfeng Jim (Environmental Health: A Global Access Science Source, 2022)