About: http://webisa.webdatacommons.org/60871613

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	Hypertension per se is a very uncommon cause of headache; diastolic pressures of at least 120 mmHg are requisite for hypertension to cause headache.
http://www.w3.org/ns/prov#wasQuotedFrom	doctorslounge.com