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. Author manuscript; available in PMC: 2016 Jun 16.
Published in final edited form as: J Expo Sci Environ Epidemiol. 2015 Oct 28;26(4):397–404. doi: 10.1038/jes.2015.68

Figure 3.

Figure 3

Mean percent within-person difference in mean and cumulative BC, PM2.5, and PNC exposures when driving an alternative route (car alt.), cycling a direct route (bicycle dir.), and cycling an alternative route (bicycle alt.) compared with driving a direct route.