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    101 East - Contagion

    Al Jazeera English

    by Al Jazeera English

    Tuberculosis (TB) is a centuries-old disease that many believe is now relegated to the slums of impoverished countries in Africa and Asia. But while developing countries bear the brunt of new infections, TB is still one of the world's deadliest illnesses, killing 1.4 million people in 2011 alone. One out of every three people alive today carries Mycobacterium Tuberculosis, the germ that causes the illness.