_:b57898500	<http://www.w3.org/ns/oa#hasSelector>	_:b57898501 .
_:b57898501	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57898500	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/aee993300fbe83867fa3af22d8ca5226b8f48928/2> .
_:b57898501	<http://www.w3.org/ns/oa#exact>	"efficacy" .