_:b57233008 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/3c57198864b72b283d2d00c1b4b28d3cc336e9e9/0> . _:b57233008 <http://www.w3.org/ns/oa#hasSelector> _:b57233009 . _:b57233009 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b57233009 <http://www.w3.org/ns/oa#exact> "neutralizing antibodies" .