_:b57086021	<http://www.w3.org/ns/oa#exact>	"Rate ratios" .
_:b57086020	<http://www.w3.org/ns/oa#hasSelector>	_:b57086021 .
_:b57086021	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57086020	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/bf9a104a0e968123eb292724891eb702f5f32f9a/1> .