_:b56772720	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/4a0fa2cf6c66e1d3b331a3bf0715487df647b3e7/3> .
_:b56772721	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56772721	<http://www.w3.org/ns/oa#exact>	"neutralizing antibodies" .
_:b56772720	<http://www.w3.org/ns/oa#hasSelector>	_:b56772721 .