_:b56921032	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/e616833fba81dc501224851748bdb4ee3365b77f/0> .
_:b56921033	<http://www.w3.org/ns/oa#exact>	"response rate" .
_:b56921032	<http://www.w3.org/ns/oa#hasSelector>	_:b56921033 .
_:b56921033	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .