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<http://webisa.webdatacommons.org/prov/481642410>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/126234462> .
<http://webisa.webdatacommons.org/126234462>	<http://www.w3.org/ns/prov#value>	"Disc, bone, ligament, and other tissues are trimmed or removed to further decompress the spinal cord and nerve roots." .
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<http://webisa.webdatacommons.org/126234462>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<spinesurgery.com> .