_:b57275844	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/ff73fb221b2419cd7840328389d5937430e1d481/24> .
_:b57275845	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57275844	<http://www.w3.org/ns/oa#hasSelector>	_:b57275845 .
_:b57275845	<http://www.w3.org/ns/oa#exact>	"GVHD" .