_:b56731581	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56731581	<http://www.w3.org/ns/oa#exact>	"postoperative" .
_:b56731580	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d6bc2296b9dd895ab8c39ec381144c5f52bc879b/0> .
_:b56731580	<http://www.w3.org/ns/oa#hasSelector>	_:b56731581 .