_:b56320140	<http://www.w3.org/ns/oa#hasSelector>	_:b56320141 .
_:b56320141	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56320140	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/9fab4ea981e0d491766e6a0311115a1474284ef9/1> .
_:b56320141	<http://www.w3.org/ns/oa#exact>	"PCR" .