About: http://webisa.webdatacommons.org/429279812

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	FIG. 2B is a diagrammatic representation of the distal end of a pacing lead in accordance with this invention and having a helical retractable screw-in fixation element.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com