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<http://webisa.webdatacommons.org/prov/471818293>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/277906844> .
<http://webisa.webdatacommons.org/277906844>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/277906844>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<biomedcentral.com> .