In the final GRM, statistically significant (LR‐test P values <0.05) negative coefficients of −0.026 and −0.004 are obtained for hydraulic conductivity and net changes in recharge respectively; a negative coefficient of −0.056 for irrigation trends is of borderline significance (LR‐test P value of 0.06).
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A generalized regression model of arsenic variations in the shallow groundwater of Bangladesh.
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