About: http://webisa.webdatacommons.org/217349515

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	Women blinded to the fact that the study was about breast cancer Interviewers blinded to the status of whether a case or control
http://www.w3.org/ns/prov#wasQuotedFrom	nel.gov