<http://webisa.webdatacommons.org/prov/196772809>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/124579925> .
<http://webisa.webdatacommons.org/124579925>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/124579925>	<http://www.w3.org/ns/prov#value>	"Further, when the catheters and or stimulation leads are implanted in an area such as the brain, removal and replacement may decrease the therapeutic effect because the new stimulation leads or catheters may not reach the same area." .
<http://webisa.webdatacommons.org/124579925>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .