About: http://webisa.webdatacommons.org/200754240

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 devices may also have such features as spacers placed at the tissue treatment surface and which extend distally of the electrodes.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk