About: http://webisa.webdatacommons.org/9880093

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	Hormonal imbalances, viral infections, and blood disorders such as sickle cell anemia can also cause visual migraines.
http://www.w3.org/ns/prov#wasQuotedFrom	wisegeek.com