_:b57367504	<http://www.w3.org/ns/oa#hasSelector>	_:b57367505 .
_:b57367505	<http://www.w3.org/ns/oa#exact>	"seroconversion" .
_:b57367504	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/7d6cc862605fbb3a906c07870b27c66552e1fe93/4> .
_:b57367505	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .