About: http://webisa.webdatacommons.org/179722686

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	Although significant advantages are realized by preparing the vertebral target site prior to insertion of an access device, blood and other body fluids and tissues can hide or obscure the location of the prepared site.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com