<http://webisa.webdatacommons.org/concept/psa+blood_test_>	<http://www.w3.org/2000/01/rdf-schema#label>	"psa blood test" .
<http://webisa.webdatacommons.org/concept/psa+blood_test_>	<http://webisa.webdatacommons.org/ontology#hasPreModifier>	"psa blood" .
<http://webisa.webdatacommons.org/concept/psa+blood_test_>	<http://webisa.webdatacommons.org/ontology#hasHead>	"test" .