_:b57514644	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/08f8fef6de38156661771fa1f94732aae907eb9b/3> .
_:b57514645	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57514644	<http://www.w3.org/ns/oa#hasSelector>	_:b57514645 .
_:b57514645	<http://www.w3.org/ns/oa#exact>	"respiratory tract infection" .