_:b57230936	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/e9bc891334233148e18e975202decd5566a1dda3/0> .
_:b57230937	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57230937	<http://www.w3.org/ns/oa#exact>	"immune responses" .
_:b57230936	<http://www.w3.org/ns/oa#hasSelector>	_:b57230937 .