About: http://webisa.webdatacommons.org/212758989

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	Artificial joints have been used for many years to replace human joints that have suffered severe injury or the negative effects of aging through arthritis or other maladies.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com