_:b58080516	<http://www.w3.org/ns/oa#hasSelector>	_:b58080517 .
_:b58080517	<http://www.w3.org/ns/oa#exact>	"concentration" .
_:b58080516	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/55f72abf2de5e0b70b27e9ed512b9e456407b680/0> .
_:b58080517	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .