_:b57030221	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57030221	<http://www.w3.org/ns/oa#exact>	"postoperative" .
_:b57030220	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/8b2aa0ba21e7dc12712d0766ca7815a67fbe245a/2> .
_:b57030220	<http://www.w3.org/ns/oa#hasSelector>	_:b57030221 .