_:b57033684	<http://www.w3.org/ns/oa#hasSelector>	_:b57033685 .
_:b57033685	<http://www.w3.org/ns/oa#exact>	"NK cells" .
_:b57033684	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/5663b7326c779dd86680ebecc44927529d7ec686/2> .
_:b57033685	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .