About: http://webisa.webdatacommons.org/291450558

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	Some variables for example education, occupation and economic status might be strongly
http://www.w3.org/ns/prov#wasQuotedFrom	biomedcentral.com