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Revision as of 04:41, 4 June 2005 by 152.163.100.196 (talk) (added med-stub)(diff) ← Previous revision | Latest revision (diff) | Newer revision → (diff)Corneal Refractive Therapy (CRT) is a method used to correct myopia. Using a hard lens, it reshapes the cornea of the human eye overnight and restores vision the next day. However,it is not permanent.
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