_:b56841297	<http://www.w3.org/ns/oa#exact>	"seropositivity" .
_:b56841296	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/c50f579edefdb6e484469d95488c5a2cd3f03135/1> .
_:b56841296	<http://www.w3.org/ns/oa#hasSelector>	_:b56841297 .
_:b56841297	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .