About: http://webisa.webdatacommons.org/325842733

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	Similar observations have been made with regard to factors other than smoking status, including socio-economic status, race and parity.
http://www.w3.org/ns/prov#wasQuotedFrom	pubmedcentralcanada.ca