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BACKGROUND Interferon-gamma (IFN-γ) release assays (IGRAs) are suboptimally sensitive to diagnose tuberculosis (TB) and latent TB infection (LTBI) in young children. In this study we compared(More)
OBJECTIVE To investigate, in two urban communities with high tuberculosis (TB) incidence and high rates of TB recurrence, whether a history of previous TB treatment is associated with treatment(More)