_:b57770709	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57770708	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/556da7e95cd7fb3a0c95a92e676fe78f0e487019/4> .
_:b57770709	<http://www.w3.org/ns/oa#exact>	"acute myocardial infarction" .
_:b57770708	<http://www.w3.org/ns/oa#hasSelector>	_:b57770709 .