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. 2022 Oct 5;12(10):946. doi: 10.3390/metabo12100946

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Multivariate statistical analysis of the spectra of serum samples from mice. (A) The PCA score plots in positive and negative ion mode. (B) The PLS-DA score plots in positive and negative ion mode. n = 8–11.