Reproductive and hormonal factors in association with ovarian cancer in the Netherlands cohort study.

Am J Epidemiol · 2010 · PMC2970782 · PMID 20861144

Europe PMC DOI

hedged sentence

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closest p

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boldest claim

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a clear trendno p-value reported

Also concordant with this hypothesis, we observed a clear trend per year reduction in total menstrual life span.

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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.