Two students receive a tuberculin test in New York City, 1962.
Library of Congress
March 25, 2011 Tuberculosis rates in 2010 were the lowest they've been since 1953 – when it first began tracking them. The disease now mainly affects people living in the U.S. who were born somewhere else.
August 19, 2010 Teens Exposed To Much Less Hollywood Smoke: Research
August 5, 2008 New AIDS numbers show more HIV infections than previously thought, and high numbers in the South and among blacks.
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