Fig. 3From: Salivary microbiome and metabolome analysis of severe early childhood cariesBeta-diversity of saliva samples in two groups. Nonmetric multidimensional scaling (NMDS) (a), as well as principal coordinates analysis (PCoA) of the unweighted (b) and weighted UniFrac distance (c), were performed based on the operational taxonomic unit (©) abundancesBack to article page