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<div dir="ltr"><span style="line-height: 1.5;">Body piercings are used to control wheelchairs and computers in a move scientists believe could transform the way people interact with the world after paralysis.  <a href="http://bbc.in/17XVVRK" target="_blank" rel="nofollow nofollow">http://bbc.in/17XVVRK</a></span></div>
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