On World Tuberculosis Day, Doctors Warn of New Drug-Resistant Bacteria

March 24, 2017 05:40 AM
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Friday marks World Tuberculosis Day, aimed at raising awareness of a disease that kills an estimated 1.8 million people every year. Six countries account for nearly two-thirds of the cases: India, Indonesia, China, Nigeria, Pakistan and South Africa. As Henry Ridgwell reports, resistant forms of TB bacteria are undermining efforts to roll out new treatments.