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The beta diversity. Principal coordinate analysis (PcoA) based on Bray–Curtis dissimilarity matrix of bacterial communities in the analyzed groups. (A) CVS positive for bacterial DNA (light green) and matched vaginal (pink), rectal (dark green), and saliva (yellow) samples. (B) AF samples (yellow) and matched vaginal (light blue), rectal (orange), and saliva (purple) samples. Not all the analyzed samples are visible; hiding samples in an ordination can be misleading.
