_:b57069325	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57069324	<http://www.w3.org/ns/oa#hasSelector>	_:b57069325 .
_:b57069324	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/a4cc07b207ef8a20f6b2dd4f2123802c5f52b006/0> .
_:b57069325	<http://www.w3.org/ns/oa#exact>	"efficacy" .