About: http://webisa.webdatacommons.org/23826120

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	such as sex, age, body mass index, comorbidity and risk factors for cancer such as smoking habits and characteristics of intervention
http://www.w3.org/ns/prov#wasQuotedFrom	bmj.com