About: http://webisa.webdatacommons.org/139493492

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	Spinal fusion surgery involves adding bone graft, or instrumentation including bone graft, or other implant, to an area of the spine, between two vertebrae, to stimulate a biological bone growth response.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com