About: http://webisa.webdatacommons.org/12041745

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	Further, where a barrier or other layer is provided in addition to a matrix polymer layer, any of a bioactive agent, a radio-opacifying agent and a therapeutic agent may be provided in or on such barrier or other layer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.de