About: http://webisa.webdatacommons.org/340254552

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	Compositions and methods for the release of an active substance, such as a drug, from a reservoir over time are known, and numerous specific approaches exist to achieve such controlled release.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca