_:b57074864	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/f0e555aecc900434e6998bc89a6873049a4e3965/1> .
_:b57074865	<http://www.w3.org/ns/oa#exact>	"IgA" .
_:b57074864	<http://www.w3.org/ns/oa#hasSelector>	_:b57074865 .
_:b57074865	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .