About: http://webisa.webdatacommons.org/73389221

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	Presbyopia is closely associated with the eyes??? natural aging, which explains why this condition occurs mostly in elderly people.
http://www.w3.org/ns/prov#wasQuotedFrom	cheapeyeglassesblog.com