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(单词翻译:双击或拖选)
By Carol Pearson
Washington
30 April 2008
Washington
30 April 2008
Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients can suffer permanently-ruined vision and incredible pain. VOA's Carol Pearson has more.