@article {585771, title = {Synoptic meteorological modes of variability for fine particulate matter (PM2.5) air quality in major metropolitan regions of China}, journal = {Atmos. Chem. Phys. }, volume = {18}, year = {2018}, pages = {6733-6748}, author = {Leung, D. and Tai, APK and Mickley, L. and Moch, J. and van Donkelaar, A. and Shen, L. and Martin, RV} }