_:b56768376	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/b01b26db05a39f6f955d25d1af8f899ab4b387cb/1> .
_:b56768376	<http://www.w3.org/ns/oa#hasSelector>	_:b56768377 .
_:b56768377	<http://www.w3.org/ns/oa#exact>	"lactate dehydrogenase levels" .
_:b56768377	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .