<http://webisa.webdatacommons.org/concept/progression-free_survival_>	<http://webisa.webdatacommons.org/ontology#hasPreModifier>	"progression-free" .
<http://webisa.webdatacommons.org/concept/progression-free_survival_>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/Progression-free_survival> .
<http://webisa.webdatacommons.org/concept/progression-free_survival_>	<http://webisa.webdatacommons.org/ontology#hasHead>	"survival" .
<http://webisa.webdatacommons.org/concept/progression-free_survival_>	<http://www.w3.org/2000/01/rdf-schema#label>	"progression-free survival" .