_:b56870981	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56870980	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/38cc7da53dccb61a59cffcb5613aeead9d74de36/6> .
_:b56870980	<http://www.w3.org/ns/oa#hasSelector>	_:b56870981 .
_:b56870981	<http://www.w3.org/ns/oa#exact>	"postoperative" .