The casual effects of COVID-19 lockdown on air quality and short-term health impacts in China.

Environ Pollut · 2021 · PMC8377358 · PMID 34428699

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an increasing trendno p-value reported

The ozone concentration, on the other hand, exhibits an increasing trend ( Lu et al., 2018 ) due to less control of the VOCs (volatile organic compounds) emissions ( P.

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