_:b56880880	<http://www.w3.org/ns/oa#hasSelector>	_:b56880881 .
_:b56880881	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56880880	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/84947abe37e86f8f888116ae34f8273e85e2f43d/1> .
_:b56880881	<http://www.w3.org/ns/oa#exact>	"IgM" .