1. Associations between size-fractionated particle number concentrations and COPD mortality in Shanghai, China. (1st October 2019) Authors: Yin, Guanjin; Liu, Cong; Hao, Lipeng; Chen, Yichen; Wang, Weidong; Huo, Juntao; Zhao, Qianbiao; Zhang, Yihua; Duan, Yusen; Fu, Qingyan; Chen, Renjie; Kan, Haidong Journal: Atmospheric environment Issue: Volume 214(2019) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗