Uncertainty of chemical status in surface waters.

Sci Rep · 2021 · PMC8249372 · PMID 34211023

Europe PMC DOI

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might be significantno p-value reported

Correlation among chemical indicators might be significant and could be dealt with by using for example PCA as shown in 49 .

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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.