_:b56850016	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/4fab0e3c956d68e8d7fd37285e85568fd49c5847/0> .
_:b56850017	<http://www.w3.org/ns/oa#exact>	"PCR" .
_:b56850016	<http://www.w3.org/ns/oa#hasSelector>	_:b56850017 .
_:b56850017	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .