About: http://webisa.webdatacommons.org/440308281

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 techniques employed in the prior art, such as described in the patent to Bures U.S. Pat. No. 3,865,118, have included the difficult operation of surgically sectioning the His Bundle to produce A-V block.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com