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. Author manuscript; available in PMC: 2015 Feb 1.
Published in final edited form as: Water Res. 2013 Dec 3;49:286–299. doi: 10.1016/j.watres.2013.11.035

Figure 1.

Figure 1

Filter log reduction values over the three year measurement period. Each line represents a single household’s CWF effectiveness over time. Missing values were filled in using standard multiple imputation techniques.