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Tensions between Indigenous peoples and newcomers rose again, likely exacerbated by colonists trying to acquire more land for tobacco, the most profitable export at the time

Cancer survivors demonstrated higher rates of e-cigarette use across several demographic subgroups, but not among non-Hispanic whites

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Cancer caused by smoking is one of the major global concerns

Recently there has been a proliferation of low-cost instruments to measure PM2.5, but there is no accompanying low-cost method to determine the sources of PM that is needed to enable the study of source specific health effects