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Interferon Gamma Release Assays (IGRAs) — a complicated and expensive way to answer a simple question?

TB diagnosis special report: why smear microscopy needs to be improved

Background on smear microscopy in TB diagnosis

TB diagnosis: For now, still desperately seeking better diagnostics

TB diagnosis: Reducing the number of smears and clinic visits needed

TB diagnosis: Improving the yield with fluorescence microscopy

Main article: Making the world safe for more routine HIV testing

Patient retention challenges and the need for more active follow-up

Opening a window the best way of reducing TB spread in hospitals