Oral conditions might cause severe outcomes in patients with viral hepatitis infection.

Hepat Mon · 2014 · PMC4329236 · PMID 25737733

Europe PMC DOI

hedged sentence

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closest p

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boldest claim

The sentences

a possible trendno p-value reported

Although a review article published in 2008 showed a possible trend of a lower prevalence of periodontitis in the last 30 years, the authors of the paper recommended more research in the area to approve the evidence ( 4 ).

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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.