About: http://webisa.webdatacommons.org/443043843

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 factors are known to be involved, including a family history of migraines, stress and hormonal changes.
http://www.w3.org/ns/prov#wasQuotedFrom	eufic.org