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. 2023 Jan 26;16:581–594. doi: 10.2147/IDR.S394779

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© 2023 Xiao et al.

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Statistical analysis of the metabolites in positive (A and C) and negative (B and D) mode.

Notes: (A and B) show PCA score plots of metabolites and (C and D) show the OPLS-DA score plots.