About: http://webisa.webdatacommons.org/111585466

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	Use of grocery store purchase receipts will be used to assess their validity, reliability and convenience for families and investigators, especially in comparison to other measures.
http://www.w3.org/ns/prov#wasQuotedFrom	cancer.gov