_:b57211713	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57211712	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/10552125b8bfb2261ea55c54cca6c235b5b3e553/2> .
_:b57211713	<http://www.w3.org/ns/oa#exact>	"heart failure" .
_:b57211712	<http://www.w3.org/ns/oa#hasSelector>	_:b57211713 .