_:b57643876	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/978261fb6f299705f06509141c6d444244d35b17/0> .
_:b57643877	<http://www.w3.org/ns/oa#exact>	"HRV" .
_:b57643877	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57643876	<http://www.w3.org/ns/oa#hasSelector>	_:b57643877 .