About: http://webisa.webdatacommons.org/47828772

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	Like nearsightedness and farsightedness, astigmatism is a type of refractive error - a condition related to the shape and size of the eye that causes blurred vision.
http://www.w3.org/ns/prov#wasQuotedFrom	newportvisioncenter.com