_:b56569760	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/7c0f96d481e138692fcf9b99aa7d9f6b2dc73966/2> .
_:b56569761	<http://www.w3.org/ns/oa#exact>	"serum creatinine" .
_:b56569761	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56569760	<http://www.w3.org/ns/oa#hasSelector>	_:b56569761 .