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<http://webisa.webdatacommons.org/197917256>	<http://www.w3.org/ns/prov#value>	"But while there are already existing ways to screen for different types of cancer, ..." .
<http://webisa.webdatacommons.org/197917256>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<phys.org> .
<http://webisa.webdatacommons.org/prov/404601074>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/197917256> .