_:b57492980	<http://www.w3.org/ns/oa#hasSelector>	_:b57492981 .
_:b57492981	<http://www.w3.org/ns/oa#exact>	"IgM" .
_:b57492980	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/68c9c407f9ff722f6b28052910f915cad6eeca44/6> .
_:b57492981	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .