_:b57557785	<http://www.w3.org/ns/oa#exact>	"serum" .
_:b57557785	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57557784	<http://www.w3.org/ns/oa#hasSelector>	_:b57557785 .
_:b57557784	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/51485c1b5e3ce7050422a81c6a16ed00faa768fd/1> .