_:b56476497	<http://www.w3.org/ns/oa#exact>	"serum ferritin" .
_:b56476496	<http://www.w3.org/ns/oa#hasSelector>	_:b56476497 .
_:b56476496	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/588792f5e3010fd397e5f7990e1aa9bab0d48a85/0> .
_:b56476497	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .