_:b56514960	<http://www.w3.org/ns/oa#hasSelector>	_:b56514961 .
_:b56514960	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/13401b5c313535668583accd7dccaae14a3fea36/0> .
_:b56514961	<http://www.w3.org/ns/oa#exact>	"seropositivity" .
_:b56514961	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .