_:b57809541	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57809540	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/29e61d2288dcd264a7bbca9fdd23f6ed4f09cbc1/3> .
_:b57809541	<http://www.w3.org/ns/oa#exact>	"morbidity" .
_:b57809540	<http://www.w3.org/ns/oa#hasSelector>	_:b57809541 .