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"Pyrazinamide has been used in combination with other drugs as a first-line treatment for people with tuberculosis (TB) since the 1950s, but exactly how the drug works has not been well understood."^^<http://www.w3.org/2001/XMLSchema#string>
<http://medicalxpress.com/news/2011-08-scientists-unique-tb-drug-pyrazinamide.html>