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. 2018 Oct 31;9:2557. doi: 10.3389/fmicb.2018.02557

FIGURE 6.

FIGURE 6

Volatility charts of Shannon diversity for sampling points over time (a) and the two groups “untreated water” (Treat_Y_N: no; groundwater) and “treated water” (Treat_Y_N: yes; carbon filters + chlorination) (b).