_:b57189964	<http://www.w3.org/ns/oa#hasSelector>	_:b57189965 .
_:b57189965	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57189965	<http://www.w3.org/ns/oa#exact>	"clinical signs" .
_:b57189964	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/b80d2fec36f591c0d3935b6e4b89ba1a5467712e/6> .