The Spatial-Temporal Characteristics and Influential Factors of NOx Emissions in China: A Spatial Econometric Analysis.

Int J Environ Res Public Health · 2018 · PMC6068494 · PMID 29973509

Europe PMC DOI

hedged sentence

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closest p

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boldest claim

The sentences

a clear trendno p-value reported

New high-value areas have continued to appear, showing a clear trend of expansion from the east to the central and western regions.

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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.