_:b56507360	<http://www.w3.org/ns/oa#hasSelector>	_:b56507361 .
_:b56507361	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56507361	<http://www.w3.org/ns/oa#exact>	"tumor" .
_:b56507360	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/537b18d891427401ebdc92dc69441e713053af00/3> .