About: http://webisa.webdatacommons.org/371393270

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	Vision distortion can also be caused by very serious or life-threatening diseases and conditions, such as head injury, brain tumor, psychosis, ingestion of a toxic plant, or stroke.
http://www.w3.org/ns/prov#wasQuotedFrom	localhealth.com