_:b57023041 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b57023041 <http://www.w3.org/ns/oa#exact> "secretion" . _:b57023040 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/34e218f77932d4c7a4c29c7a18010d846ee3f4a6/1> . _:b57023040 <http://www.w3.org/ns/oa#hasSelector> _:b57023041 .