_:b57493080	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/90ac2bdacbae0f08c9657dcbaed9376901558218/1> .
_:b57493080	<http://www.w3.org/ns/oa#hasSelector>	_:b57493081 .
_:b57493081	<http://www.w3.org/ns/oa#exact>	"CD4 cell" .
_:b57493081	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .