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Colorectal cancer and long-term exposure to Trihalomethanes in drinking water: A multicenter case–control study in Spain and Italy

Evidence on the association between colorectal cancer and exposure to disinfection by-products in drinking water is inconsistent. Researchers assessed long-term exposure to trihalomethanes (THMs), the most prevalent group of chlorination by-products, to evaluate the association with colorectal cancer.

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