_:b56871469	<http://www.w3.org/ns/oa#exact>	"mechanical ventilation" .
_:b56871468	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/3227f00988ea71dd8a52f89d4d334682a0290405/1> .
_:b56871469	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56871468	<http://www.w3.org/ns/oa#hasSelector>	_:b56871469 .