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. 2019 Jul 18;14(7):e0219390. doi: 10.1371/journal.pone.0219390

Fig 1. Three-dimensional principal component analysis scatterplot of normal and periodontitis gingiva tissues (CP), benign tumors (BN), early-stage oral melanoma (EOM), late-stage OM (LOM) and oral squamous cell carcinoma (OSCC).

Fig 1

Thirty two dots represent replicate in each pooled sample group.