About: http://webisa.webdatacommons.org/71184043

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	Headache is a nonspecific symptom and is caused by a lot of disease conditions.
http://www.w3.org/ns/prov#wasQuotedFrom	medhelp.org