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. 2020 Dec 18;10:22317. doi: 10.1038/s41598-020-78999-4

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© The Author(s) 2020

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Principal Component Analysis (PCA) score plots of urine spectra analyzed by high-field Nuclear Magnetic Resonance of (a) untreated TB patients (n = 19), uninfected individuals (n = 28), pneumococcal pneumonia patients (n = 25) and LTBI individuals (n = 17); (b) untreated TB and uninfected individuals; (c) untreated TB and pneumococcal pneumonia patients; (d) untreated TB and LTBI individuals. TB, tuberculosis; PnP, pneumococcal pneumonia; LTBI: latent TB infection; PC, Principal Component.