About: http://webisa.webdatacommons.org/229601513

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	30 August, 2012 02:26 PM Currently, implants are commonly made from materials such as polyethylene, stainless steel, titanium or ceramic and have a limited lifespan due to loosening, requiring replacement after 15 or 20 years of use.
http://www.w3.org/ns/prov#wasQuotedFrom	hospitalhealthcare.com