About: http://webisa.webdatacommons.org/5488664

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	However, active sports such as tennis or skiing may not be recommended.Total Knee ReplacementThe entire knee joint can be replaced with a mechanical implant.
http://www.w3.org/ns/prov#wasQuotedFrom	healthsoc.co.za