_:b56564400	<http://www.w3.org/ns/oa#hasSelector>	_:b56564401 .
_:b56564401	<http://www.w3.org/ns/oa#exact>	"serum creatinine" .
_:b56564401	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56564400	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/8cf653e22b71a5fab6aebf1b1ef747ea9d5da3a2/0> .