About: http://webisa.webdatacommons.org/122820815

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	By void preparation is meant that a region of the cancellous bone is cleared of both bony and soft tissue and other materials to provide an open space which is at least partially surrounded by areas of compressed cancellous bone.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca