_:b57721808	<http://www.w3.org/ns/oa#hasSelector>	_:b57721809 .
_:b57721808	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/7ad8e5c9b51c3ae60013d0636c122d47f87efead/1> .
_:b57721809	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57721809	<http://www.w3.org/ns/oa#exact>	"lung edema" .