_:b57212453	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57212453	<http://www.w3.org/ns/oa#exact>	"IgG" .
_:b57212452	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/2813c9a864720f35199261a3ab219750d3a5daeb/2> .
_:b57212452	<http://www.w3.org/ns/oa#hasSelector>	_:b57212453 .