About: http://webisa.webdatacommons.org/267481578

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	Accordingly, there is a need for a surgical retractor with interchangeable blades that places the bulk of the retractor away from the surgical wound.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au