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. 2024 Jul 3;14:15312. doi: 10.1038/s41598-024-66113-x

Figure 1.

Figure 1

Workflow of the study. (a) Subject enrollment. (b) Sample collection. (c) Untargeted metabolic profiling. (d) Conventional statistical analysis-based biomarker identification. (e) Machine learning-assisted biomarker discovery. NTM nontuberculous mycobacteria, TB tuberculosis, k-NN k-nearest neighbors, SVM support vector machine.