About: http://webisa.webdatacommons.org/329817072

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	If you are over 40 and beginning to experience blurry vision up close ?? when reading a newspaper or other small print, for example ?? chances are this is due to the onset of presbyopia, a naturally occurring age-related condition.
http://www.w3.org/ns/prov#wasQuotedFrom	allaboutvision.com