Impact of COVID-19 pandemic on maternal and neonatal morbidities in the United States.

Am J Obstet Gynecol MFM · 2022 · PMC9121744 · PMID 35605932

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an overall trendno p-value reported

The decreased incidence of tobacco use may reflect an overall trend to stop smoking during the pandemic given concerns regarding SARS-CoV-2 being a respiratory pathogen.

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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.