About: http://webisa.webdatacommons.org/123942697

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Cataracts: The slow clouding of the eye???s lens makes it difficult to see, especially at night.
http://www.w3.org/ns/prov#wasQuotedFrom	aarp.org