About: http://webisa.webdatacommons.org/149352962

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	In 2000, we mailed a questionnaire to all survivors (remailed once for nonrespondents).6 The questionnaire included items on demographic variables and lifestyle, such as smoking, alcohol consumption, and physical activity.
http://www.w3.org/ns/prov#wasQuotedFrom	jamanetwork.com