_:b57169868	<http://www.w3.org/ns/oa#hasSelector>	_:b57169869 .
_:b57169869	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57169868	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/7f99feefc6f7b6cc21d12f88eab60f79114e1089/0> .
_:b57169869	<http://www.w3.org/ns/oa#exact>	"exacerbations" .