_:b57512656	<http://www.w3.org/ns/oa#hasSelector>	_:b57512657 .
_:b57512656	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/99484f9d0f7c18906c40a471ac0bdb1a14af3524/0> .
_:b57512657	<http://www.w3.org/ns/oa#exact>	"regulatory T cells" .
_:b57512657	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .