About: http://webisa.webdatacommons.org/446563204

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	System 75 is substantially identical to system 20, shown in FIG. 1 and described hereinabove, except for its mode of determining the position of catheter 30 inside heart 24.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com