Tritium-Labeled Compounds I. Radioassay of Tritium-Labeled Compounds in "Infinitely Thick" Films With a Windowless, Gas-Flow, Proportional Counter.

J Res Natl Bur Stand A Phys Chem · 1959 · PMC5287200 · PMID 31216149

Europe PMC DOI

hedged sentence

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closest p

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boldest claim

The sentences

a marked trendno p-value reported

It occasionally happens that successive counts show a marked trend, presumably caused by the accumulation of a static charge on the film.

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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.