_:b57219265	<http://www.w3.org/ns/oa#exact>	"seroconversion" .
_:b57219264	<http://www.w3.org/ns/oa#hasSelector>	_:b57219265 .
_:b57219264	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/6bf5e4d91215f79b36cee6e996230936028a3f4e/1> .
_:b57219265	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .