Association of Ambient Fine Particulate Matter (PM<sub>2.5</sub>) with Elevated Fecal Hemoglobin Concentration and Colorectal Carcinogenesis: A Population-Based Retrospective Cohort Study.

Cancer Control · 2021 · PMC8450689 · PMID 34525876

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a decreasing trendno p-value reported

However, in the recent decades, a decreasing trend in PM 2.5 has been observed.

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