About: http://webisa.webdatacommons.org/453963925

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	Knee replacement surgery is a procedure in which a damaged or diseased knee joint is replaced with an artificial joint, called a prosthesis, which is made of metal and plastic materials.
http://www.w3.org/ns/prov#wasQuotedFrom	olbh.com