_:b57081432	<http://www.w3.org/ns/oa#hasSelector>	_:b57081433 .
_:b57081433	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57081432	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/02753048c4dc699d155288935b9dc6517a79f279/0> .
_:b57081433	<http://www.w3.org/ns/oa#exact>	"seroconversion" .