Wikipedia Proves Useful for Tracking Flu

Scientists may have figured out the best way yet to track the spread of flu:  Watch how many people visit Wikipedia articles about the flu and its symptoms.   Researchers at Boston Children's Hospital, Harvard Medical School, say the technique bests the Center for Disease Control’s (CDC) estimate of flu levels by up to two weeks. It also bettered Google’s Flu Trends data by 17 percent, researchers said.   “Having a timely estimate of what is happening in the...

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