_:b56714668	<http://www.w3.org/ns/oa#hasSelector>	_:b56714669 .
_:b56714669	<http://www.w3.org/ns/oa#exact>	"hospital stays" .
_:b56714669	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56714668	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/0314c2add7cb7f3ced0d2968846d02df05741e15/4> .