Assessment of oral emergency services during COVID-19: a retrospective study of 14,885 cases in Shanghai.

BMC Oral Health · 2023 · PMC10629025 · PMID 37932699

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a clear trendno p-value reported

A clear trend in age groups and visiting divisions could be used as markers to reflect the severity of the COVID-19 pandemic.

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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.