About: http://webisa.webdatacommons.org/272586601

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	The study controlled for age, income, education, race, sex and other factors, including whether the participants were taking blood-pressure medications.
http://www.w3.org/ns/prov#wasQuotedFrom	washingtonpost.com