_:vb50955708 . _:vb50955708 . _:vb50955708 . _:vb50955708 . _:vb50955708 "url:https://www.ncbi.nlm.nih.gov/pubmed/10414631"^^ . _:vb50955708 "url:http://en.wikipedia.org/wiki/Cataract"^^ . _:vb50955708 "A lens disease characterized by clouding of the lens inside the eye which leads to a decrease in vision."^^ . _:vb50955708 . _:vb50955708 .