<http://webisa.webdatacommons.org/prov/221197957>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/165834700> .
<http://webisa.webdatacommons.org/165834700>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<medcentral.org> .
<http://webisa.webdatacommons.org/165834700>	<http://www.w3.org/ns/prov#value>	"certain medications, including chemotherapy" .
<http://webisa.webdatacommons.org/165834700>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .