Application of portable XRF and VNIR sensors for rapid assessment of soil heavy metal pollution.

PLoS One · 2017 · PMC5325278 · PMID 28234944

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

showed a trendno p-value reported

The PLSR model with pretreatment by SG and SNV performed best in predicting pH while it showed a trend of slight underestimation.

also in 53,322 other papers

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.