About: http://webisa.webdatacommons.org/362670809

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	However, it only checks for the visual acuity, and not for other things such as Color, Astigmatism, and Macula.
http://www.w3.org/ns/prov#wasQuotedFrom	maketecheasier.com