About: http://webisa.webdatacommons.org/202637377

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	Irregularities, other than refractive errors, that can cause such problems as decreased contrast sensitivity or night vision, glare and halos.
http://www.w3.org/ns/prov#wasQuotedFrom	lasikthoughts.com