In 1910, a new hospital opened in Louisville, Ky. for the treatment of around 40 to 50 tuberculosis patients. In those days, the Louisville area was severely stricken with an outbreak of the dreaded disease, which was highly contagious.
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In the past 20 years, the world has spent more than $196 billion trying to save people from death and disease in poor countries. But just what the world has gotten for its money isn't clear, according to two studies published yesterday in the medical journal Lancet.
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