_:b57149801	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57149800	<http://www.w3.org/ns/oa#hasSelector>	_:b57149801 .
_:b57149801	<http://www.w3.org/ns/oa#exact>	"mechanical ventilation" .
_:b57149800	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/e0497936972e79caef269d756d0b580a5c6fafe0/4> .