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. 2019 Mar 22;10:536. doi: 10.3389/fmicb.2019.00536

FIGURE 1.

FIGURE 1

OTU richness (1A), Simpson 1/D (1B) and Shannon indices (1C), and evenness of skin bacterial communities (1D) after touching sand materials (sand) or the same sand materials containing 5% microbial inoculant (mixture). Details in Experimental design.