About: http://webisa.webdatacommons.org/60729311

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	Exceptions to this are certain controlled substances, such as opiates, which cannot be legally prescribed except for approved purposes (at least in the U.S.).
http://www.w3.org/ns/prov#wasQuotedFrom	wikidoc.org