Sodium fluoride (NaF) causes toxic effects on splenic development in mice.

Oncotarget · 2017 · PMC5354865 · PMID 28002795

Europe PMC DOI

hedged sentence

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closest p

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boldest claim

The sentences

markedly significantno p-value reported

A value of P < 0.05 was considered significant, and P < 0.01 was markedly significant.

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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.