About: http://webisa.webdatacommons.org/385373975

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	have controlled for factors such as age, education or other factors, the effects of
http://www.w3.org/ns/prov#wasQuotedFrom	biomedcentral.com