_:b56487860	<http://www.w3.org/ns/oa#hasSelector>	_:b56487861 .
_:b56487861	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56487861	<http://www.w3.org/ns/oa#exact>	"viral RNA" .
_:b56487860	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/a355b5b17f4bbbff121261116f850ba55170abfe/1> .