_:b57766852	<http://www.w3.org/ns/oa#hasSelector>	_:b57766853 .
_:b57766853	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57766852	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/133919e027934683dbb076dd431ec0c5333cba3a/2> .
_:b57766853	<http://www.w3.org/ns/oa#exact>	"mortality" .