_:b57558881	<http://www.w3.org/ns/oa#exact>	"seropositive" .
_:b57558880	<http://www.w3.org/ns/oa#hasSelector>	_:b57558881 .
_:b57558881	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57558880	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d6750dff2734f993de45ffc3020428036b15ac21/1> .