_:b56561604	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/766f315970750baecd98b7fcc1a0ba8d7368d1cc/0> .
_:b56561605	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56561604	<http://www.w3.org/ns/oa#hasSelector>	_:b56561605 .
_:b56561605	<http://www.w3.org/ns/oa#exact>	"cellular immune responses" .