TY - JOUR A1 - Chen, Q. A1 - Sun, H. A1 - Song, W. A1 - Cao, F. A1 - Tian, C. A1 - Zhang, Y.-L. T1 - Size-resolved exposure risk of persistent free radicals (PFRs) in atmospheric aerosols and their potential sources JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 2020 SP - 1 EP - 26 Y1 - 2020/04/01 PB - Copernicus Publications SN - 1680-7375 UR - https://acp.copernicus.org/preprints/acp-2020-141/ L1 - https://acp.copernicus.org/preprints/acp-2020-141/acp-2020-141.pdf DO - 10.5194/acp-2020-141 ER -