_:b57781709	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57781708	<http://www.w3.org/ns/oa#hasSelector>	_:b57781709 .
_:b57781709	<http://www.w3.org/ns/oa#exact>	"survival" .
_:b57781708	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/54f7f652e2e9f0c01799ff760caaa75d43a0fdb0/36> .