_:b57233257	<http://www.w3.org/ns/oa#exact>	"esophageal strictures" .
_:b57233256	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/a69e175ff426a2a483aad1f4cb066af413dd74bd/2> .
_:b57233256	<http://www.w3.org/ns/oa#hasSelector>	_:b57233257 .
_:b57233257	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .