_:b56336953 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b56336953 <http://www.w3.org/ns/oa#exact> "laparotomy" . _:b56336952 <http://www.w3.org/ns/oa#hasSelector> _:b56336953 . _:b56336952 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/ab9a3f28b3554c8c8031ae417075c75a4269f595/8> .