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<http://webisa.webdatacommons.org/prov/456991450>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/55089894> .
<http://webisa.webdatacommons.org/55089894>	<http://www.w3.org/ns/prov#value>	"The subject-specific cancer portals claim to be an invaluable one-stop resource for readers seeking scientific abstracts, videos, links and other materials." .
<http://webisa.webdatacommons.org/55089894>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<knowledgespeak.com> .
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