Sedimentary Sulphur:Iron Ratio Indicates Vivianite Occurrence: A Study from Two Contrasting Freshwater Systems.

PLoS One · 2015 · PMC4658067 · PMID 26599406

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

quite significantno p-value reported

The former can be quite significant in overall sedimentary hydrogen sulphide production, e.g. 5.1–53% [ 48 ].

also in 5,695 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.