_:b56420752	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/7a3087521fb05ef9bc29193574d33bbec23b9b33/3> .
_:b56420753	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56420752	<http://www.w3.org/ns/oa#hasSelector>	_:b56420753 .
_:b56420753	<http://www.w3.org/ns/oa#exact>	"epithelial" .