More sensitive tests are needed for the diagnosis of smear-negative and HIV-associated tuberculosis. This study compares the sensitivities and specificities of three molecular tests, namely, the Xpert MTB/RIF test, the Xpert Ultra (Ultra), and RealTi m e MTB (RT-MTB), in a high HIV prevalence setting.
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Berhanu et al. (2018) studied this question.
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