_:b57918956	<http://www.w3.org/ns/oa#hasSelector>	_:b57918957 .
_:b57918956	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/0a9d2f9ee8975ebde7f6ad413e94aebde6b26746/3> .
_:b57918957	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57918957	<http://www.w3.org/ns/oa#exact>	"serum" .