Global Chemical Composition of Ambient Fine Particulate Matter for Exposure Assessment Philip, Sajeev ; Martin, Randall V. ; van Donkelaar, Aaron ; Lo, Jason Wai-Ho ; Wang, Yuxuan ; Chen, Dan ; Zhang, Lin ; Kasibhatla, Prasad S. ; Wang, Siwen ; Zhang, Qiang ; Lu, Zifeng ; Streets, David G. ; Bittman, Shabtai ; Macdonald, Douglas J. Abstract Publication: Environmental Science and Technology Pub Date: November 2014 DOI: 10.1021/es502965b Bibcode: 2014EnST...4813060P