About: http://webisa.webdatacommons.org/156576522

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	Several studies based on dietary surveys of large numbers of people have concluded that eating foods rich in vitamin A and carotene is linked to a lower risk of certain types of cancer.
http://www.w3.org/ns/prov#wasQuotedFrom	cancer.org