_:b56187276	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/dc49bfd55e3e476689e9d53a332c839ad06be952/0> .
_:b56187277	<http://www.w3.org/ns/oa#exact>	"PCR" .
_:b56187277	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56187276	<http://www.w3.org/ns/oa#hasSelector>	_:b56187277 .