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. 2006 Jan 13;114(7):1077–1082. doi: 10.1289/ehp.8704

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Bladder and lung cancer (combined) SMRs for low-dose villages and for higher-dose villages by median village well water arsenic level (μg/L). Low-dose villages (n = 18): y = 1.275x + 312; R² = 0.04; p = 0.42. Higher-dose villages (n = 24): y = 0.639x + 71.2; R² = 0.24; p = 0.02.