_:b57740749	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57740748	<http://www.w3.org/ns/oa#hasSelector>	_:b57740749 .
_:b57740749	<http://www.w3.org/ns/oa#exact>	"mortality" .
_:b57740748	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/024a21728f372cd4717d25699261c95962b6ede0/5> .