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We evaluated the utility of the “QuantiFERON®-TB Gold In-Tube” (QuantiFERON®) test that uses tuberculosis (TB)-specific antigens for the diagnosis of latent infection in such individuals. We also examined the correlation between the interferon (IFN)-γ response to these antigens and the exposure risk to TB by evaluating antigen-specific IFN-γ release in comparison with IFN-γ release in response to...
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