<http://schema.org/description>
"London,  Sep 16 (ANI): Brit scientists have discovered the  gene that  could  trigger glaucoma-a common eye  disease  that  causes blindness."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.oneindia.com/2010/09/16/britscientists-crack-gene-code-of-blindness-causingdisease.html>