About: http://webisa.webdatacommons.org/157648922

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	Many common eye diseases that can lead to vision loss and blindness, such as diabetic eye disease, glaucoma, or age-related macular degeneration, often have no early warning signs or symptoms.
http://www.w3.org/ns/prov#wasQuotedFrom	washingtoninformer.com