source: http://www.cnn.com/video/player/player.html?url=/video/health/2007/05/30/intv.william.schaffner.tb.cnn
CNN's Nicole Lapin talked with infectious disease expert Dr. William Schaffner about tuberculosis. There have been a issue about the 31-year-old man who had XDR-TB , but travelled Europe. Nicole asked about infection risk to other people, and Dr. William answered.
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