_:b58075684	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/a08f5c095124c8c9b60c4103135ad06dc5511c6d/2> .
_:b58075684	<http://www.w3.org/ns/oa#hasSelector>	_:b58075685 .
_:b58075685	<http://www.w3.org/ns/oa#exact>	"natural killer cells" .
_:b58075685	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .