Visiting the Dentist Chair of the Future

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http://www.kqed.org/.stream/anon/radio/quest/2011/01/2011-01-03-quest.mp3

It probably goes without saying: the dentist's chair isn't the most popular place to visit. But going the dentist may soon be a very different experience. As Lauren Sommer reports, researchers at the University of California San Francisco are developing new technology that may make dentists' drills less common.

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