_:b56722868	<http://www.w3.org/ns/oa#hasSelector>	_:b56722869 .
_:b56722869	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56722868	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/f1047ae96f09b45c09546bb26c210e0d6ea691a5/2> .
_:b56722869	<http://www.w3.org/ns/oa#exact>	"serum" .