_:b57811980	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/44a5bfa3f7ab0f7df199e81440995ab24b8e1c58/3> .
_:b57811980	<http://www.w3.org/ns/oa#hasSelector>	_:b57811981 .
_:b57811981	<http://www.w3.org/ns/oa#exact>	"leptin" .
_:b57811981	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .