_:b57518913	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57518913	<http://www.w3.org/ns/oa#exact>	"severe" .
_:b57518912	<http://www.w3.org/ns/oa#hasSelector>	_:b57518913 .
_:b57518912	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/200b0c84847c1f338e66189a328248bcc5de3477/1> .