About: http://webisa.webdatacommons.org/215841358

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	The largest is the $2.5 billion neurosurgical market, consisting of tools used for procedures such as tumor removals or neurovascular interventions (such as to treat stroke victims) using coils, balloons, stents and other products.
http://www.w3.org/ns/prov#wasQuotedFrom	corante.com