_:b56903452	<http://www.w3.org/ns/oa#hasSelector>	_:b56903453 .
_:b56903453	<http://www.w3.org/ns/oa#exact>	"positive predictive value" .
_:b56903453	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56903452	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/8c2fd68ba66ad0883409d5cf010531c9f7c85929/0> .