<http://webisa.webdatacommons.org/prov/219025659>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/188913783> .
<http://webisa.webdatacommons.org/188913783>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<chestnet.org> .
<http://webisa.webdatacommons.org/188913783>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/188913783>	<http://www.w3.org/ns/prov#value>	"For example, what is the likelihood that a negative test result means a patient is free of mediastinal disease or, conversely, that a positive test confirms metastatic disease?" .