<http://webisa.webdatacommons.org/282061805>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nih.gov> .
<http://webisa.webdatacommons.org/prov/433365747>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/282061805> .
<http://webisa.webdatacommons.org/282061805>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/282061805>	<http://www.w3.org/ns/prov#value>	"However, there is a problem with the vast number of drugs that have already been approved." .