About: http://webisa.webdatacommons.org/178707686

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	The major risk factors reported are age, sex, pregnancy, family history and life style factors such as occupations which demand prolonged-standing.
http://www.w3.org/ns/prov#wasQuotedFrom	plos.org