_:b57703872	<http://www.w3.org/ns/oa#hasSelector>	_:b57703873 .
_:b57703873	<http://www.w3.org/ns/oa#exact>	"CD8 ratio" .
_:b57703873	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57703872	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/9c9b248cf40790e2b897d1fd7f987fdb23bd7cf2/1> .