_:b57628701	<http://www.w3.org/ns/oa#exact>	"elevated urea nitrogen" .
_:b57628700	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/8829e65a48d0f8b96d456aff210b72c918ba5287/1> .
_:b57628701	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57628700	<http://www.w3.org/ns/oa#hasSelector>	_:b57628701 .