_:b56561737	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56561736	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/6d2f0e8c7dd69338395c49a3e3aab7c4239766c2/3> .
_:b56561737	<http://www.w3.org/ns/oa#exact>	"IgA" .
_:b56561736	<http://www.w3.org/ns/oa#hasSelector>	_:b56561737 .