_:b56188992	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/081075d38524e93daff5d936e857f39f6b6fe999/0> .
_:b56188993	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56188992	<http://www.w3.org/ns/oa#hasSelector>	_:b56188993 .
_:b56188993	<http://www.w3.org/ns/oa#exact>	"oxygen therapy" .