About: http://webisa.webdatacommons.org/77491818

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 are caused mainly by age, trauma, heredity, and exposure to ultraviolet radiation.
http://www.w3.org/ns/prov#wasQuotedFrom	palmereye.com