_:b56549388	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d94c94aa9991aaee08c9d407610dd91c7f7c35d0/0> .
_:b56549389	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56549388	<http://www.w3.org/ns/oa#hasSelector>	_:b56549389 .
_:b56549389	<http://www.w3.org/ns/oa#exact>	"IgM" .