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Venn diagram showing overlap of the two nonsputum tests (tongue swab and urine LAM) and the sputum tuberculosis reference (Xpert Ultra or tuberculosis culture). The number of positive participants falling within each category is shown (n = 131 participants). LF-LAM, lateral flow lipoarabinomannan test; *, one positive sputum reference/tongue swab–participant had an invalid LAM result.
