_:b57530728	<http://www.w3.org/ns/oa#hasSelector>	_:b57530729 .
_:b57530728	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/145ff88ddac18ba5a5b71105a918c37cab6ff7e2/3> .
_:b57530729	<http://www.w3.org/ns/oa#exact>	"PCR" .
_:b57530729	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .