_:b57555808	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/a5a3e3edfad63f20fc48ba5885fb9cc863411d2e/1> .
_:b57555809	<http://www.w3.org/ns/oa#exact>	"morbidity" .
_:b57555808	<http://www.w3.org/ns/oa#hasSelector>	_:b57555809 .
_:b57555809	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .