Analysis of the Spatial Association Network of PM<sub>2.5</sub> and Its Influencing Factors in China.

Int J Environ Res Public Health · 2022 · PMC9564464 · PMID 36232053

Europe PMC DOI

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closest p

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a decreasing trendno p-value reported

Subsequently, there was a decreasing trend, and the closeness of PM 2.5 among provinces also decreased with the vigorous implementation of collaborative management.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.