Study suggests majority of intellectual disabilities caused by random ... - Washington Post

[**Study suggests majority of intellectual **disabilities** caused by random **...****](http://news.google.com/news/url?sa=t&fd=R&usg=AFQjCNF-ygIarbKKNRa7D4iq_Iwhll5gDg&url=http://www.washingtonpost.com/world/europe/study-suggests-majority-of-intellectual-disabilities-caused-by-random-mutations-not-inherited/2012/09/26/440bff50-07f2-11e2-9eea-333857f6a7bd_story.html)
**Washington Post**
BERLIN — More than half the cases of severe intellectual **disability** caused by genetic defects are the result of random mutations, not inherited, a European study published Thursday suggests. The findings of the small-scale study give hope to parents **...**

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