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<http://webisa.webdatacommons.org/347518818>	<http://www.w3.org/ns/prov#value>	"It is highly undesirable to insert any instrument, such as the cutter, through the lumen of a graft vessel because such a procedure causes damage to the endothelial cells lining the graft vessel and associated difficulties." .
<http://webisa.webdatacommons.org/prov/18364799>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/347518818> .
<http://webisa.webdatacommons.org/347518818>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .