_:b56331728	<http://www.w3.org/ns/oa#hasSelector>	_:b56331729 .
_:b56331729	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56331729	<http://www.w3.org/ns/oa#exact>	"metformin" .
_:b56331728	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/19246ffe12612b47ade83e1a65461010797c588f/5> .