About: http://webisa.webdatacommons.org/81094997

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, several important risk factors, such as the shape of the angle, the state of the optic disc and the level of intra-ocular pressure can only be identified by an eye examination.
http://www.w3.org/ns/prov#wasQuotedFrom	glaucoma.org.nz