_:b56765800 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/cc805d8d8d33c013646dac4501afd0c4120cdbae/0> . _:b56765801 <http://www.w3.org/ns/oa#exact> "gastrointestinal" . _:b56765801 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b56765800 <http://www.w3.org/ns/oa#hasSelector> _:b56765801 .