Fecal contamination of drinking-water in low- and middle-income countries: A systematic review and meta-analysis
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05/05/2014
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PLoS Medicine
Robert Bain and colleagues conduct a systematic review and meta-analysis to assess whether water from "improved" sources is less likely to contain fecal contamination than "unimproved" sources and find that access to an "improved source" provides a measure of sanitary protection but does not ensure water is free of fecal contamination.