_:b57749493	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57749492	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/4f04b0040ff122e148b3768d9f37b053e7ff9362/2> .
_:b57749492	<http://www.w3.org/ns/oa#hasSelector>	_:b57749493 .
_:b57749493	<http://www.w3.org/ns/oa#exact>	"respiratory rate" .