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Technique to Focus Light Inside Biological Tissue, California Institute of Technology Study  
6/28/2012 7:43:17 AM

Imagine if doctors could perform surgery without ever having to cut through your skin. Or if they could diagnose cancer by seeing tumors inside the body with a procedure that is as simple as an ultrasound. Thanks to a technique developed by engineers at the California Institute of Technology (Caltech), all of that may be possible in the not-so-distant future.
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