_:b57954157	<http://www.w3.org/ns/oa#exact>	"Seroprevalence" .
_:b57954156	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d6750dff2734f993de45ffc3020428036b15ac21/0> .
_:b57954156	<http://www.w3.org/ns/oa#hasSelector>	_:b57954157 .
_:b57954157	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .