_:b56750509	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56750508	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/b811c5d5a4ab96d0c26d61514b4af37fe76f9209/0> .
_:b56750509	<http://www.w3.org/ns/oa#exact>	"packed cell volume" .
_:b56750508	<http://www.w3.org/ns/oa#hasSelector>	_:b56750509 .