About: http://webisa.webdatacommons.org/203281842

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	Osteoarthritis of the knee is a very common condition in older adults, causing pain and gradual declines in the ability to perform everyday tasks.
http://www.w3.org/ns/prov#wasQuotedFrom	phys.org