Structural Topic Model Analysis of Mask-Wearing Issue Using International News Big Data.

Int J Environ Res Public Health · 2021 · PMC8296260 · PMID 34198600

Europe PMC DOI

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closest p

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showed a trendno p-value reported

Accordingly, the topic of mandatory mask-wearing (T1) gradually gained consensus and showed a trend of international compliance.

also in 53,322 other papers

an increasing trendno p-value reported

With the spread of COVID-19, the volume of news articles showed an increasing trend.

also in 63,971 other papers

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.