Ambient Volatile Organic Compound Characterization, Source Apportionment, and Risk Assessment in Three Megacities of China in 2019.

Toxics · 2023 · PMC10458435 · PMID 37624157

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an increasing trendno p-value reported

The O 3 concentration showed an increasing trend of 1–3 ppbv/y from 2013 to 2017 in eastern China [ 4 ].

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