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. Author manuscript; available in PMC: 2023 Feb 27.
Published in final edited form as: Vet Comp Oncol. 2021 Sep 16;20(1):246–255. doi: 10.1111/vco.12771

Figure 3:

Figure 3:

Figure 3:

Panel A. Average ground level ozone concentrations based on EPA data from 2015–2019 for counties of residence of boxer dogs with lymphoma and unaffected sex-matched older boxers. P = 0.006 between groups. Panel B. Airborne particulate matter < 2.5 microns (PM2.5) from 2015–2019 in the same two populations. P = 0.40 between groups.