About: http://webisa.webdatacommons.org/230709253

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 protrusions 146 may be formed from silicone or other biocompatible materials and may remain substantially permanently secured to the lead body 133 or may be biodegradable.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr