About: http://webisa.webdatacommons.org/333409764

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	A chemically impregnated gingival retraction cord as in claim 15, wherein the retraction cord consists essentially of silk and other natural fibers and is free of man-made fibers.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com