TY - JOUR A1 - Liu, Z. A1 - Gao, W. A1 - Yu, Y. A1 - Hu, B. A1 - Xin, J. A1 - Sun, Y. A1 - Wang, L. A1 - Wang, G. A1 - Bi, X. A1 - Zhang, G. A1 - Xu, H. A1 - Cong, Z. A1 - He, J. A1 - Xu, J. A1 - Wang, Y. T1 - Characteristics of PM2.5 mass concentrations and chemical species in urban and background areas of China: emerging results from the CARE-China network JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 2018 SP - 1 EP - 34 Y1 - 2018/02/21 PB - Copernicus Publications SN - 1680-7375 UR - https://acp.copernicus.org/preprints/acp-2017-1232/ L1 - https://acp.copernicus.org/preprints/acp-2017-1232/acp-2017-1232.pdf DO - 10.5194/acp-2017-1232 ER -