About: http://webisa.webdatacommons.org/394245687

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	In accordance with a preferred embodiment of the present invention, femoral head 12 may be constructed of a rigid material compatible with human tissue, for example, a metal such as stainless steel, or a structural plastic.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com