About: http://webisa.webdatacommons.org/130988703

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	Although the precise biochemical events that initiates OA are not well understood, many risk or contributory factors have been identified including aging, obesity, and pathological calcification.
http://www.w3.org/ns/prov#wasQuotedFrom	hindawi.com