_:b57476936	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/4cfcae18bbe5c7e6f03190f22a3b3b4f7e78a0c9/9> .
_:b57476937	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57476936	<http://www.w3.org/ns/oa#hasSelector>	_:b57476937 .
_:b57476937	<http://www.w3.org/ns/oa#exact>	"periventricular leukomalacia" .