_:b57404732	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/afc99572834c677cd4f66c22e98eda2012f6f320/0> .
_:b57404733	<http://www.w3.org/ns/oa#exact>	"immune responses" .
_:b57404732	<http://www.w3.org/ns/oa#hasSelector>	_:b57404733 .
_:b57404733	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .