Long-Term Trends in Water Quality Indices in the Lower Danube and Tributaries in Romania (1996-2017).

Int J Environ Res Public Health · 2021 · PMC7916220 · PMID 33572392

Europe PMC DOI

hedged sentence

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closest p

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a decreasing trendno p-value reported

an increasing trendno p-value reported

Positive coefficients indicate an increasing trend in time, negative coefficients indicate a decreasing trend.

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