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. 2022 Dec 27;120(1):e2211282119. doi: 10.1073/pnas.2211282119

Fig. 2.

Fig. 2.

Average concentrations of PM2.5 major constituents (µg/m3), respectively derived from exposure I [van Donkelaar et al. (11)] (A) and exposure II [Amini et al. (12)] (B) across the contiguous United States from 2000 to 2017.