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PCA depicting the variance across skin microbiomes sampled from the antecubital fossa (Ac) (A) and cheek (Ch) (C) using the nucleotide diversity of shared clade-specific markers (242 and 252 markers, respectively) at each body site and using the nucleotide diversity from selected features using correlated feature selection to reduce the number of features to 27 markers at the Ac site (B) and 31 markers at the Ch site (D).
