_:b57200852	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/8f88a624c68c61f379fce0d3b9b90c087b498f38/1> .
_:b57200853	<http://www.w3.org/ns/oa#exact>	"IgM" .
_:b57200852	<http://www.w3.org/ns/oa#hasSelector>	_:b57200853 .
_:b57200853	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .