<http://webisa.webdatacommons.org/436866130> <http://www.w3.org/ns/prov#wasQuotedFrom> <freepatentsonline.com> . <http://webisa.webdatacommons.org/prov/7211300> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/436866130> . <http://webisa.webdatacommons.org/436866130> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/436866130> <http://www.w3.org/ns/prov#value> "This concept is especially useful if the drug causes side effects." .