_:b56227616	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/06012e37c48504c6782326602f07954918d74f79/1> .
_:b56227617	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56227617	<http://www.w3.org/ns/oa#exact>	"zinc supplements" .
_:b56227616	<http://www.w3.org/ns/oa#hasSelector>	_:b56227617 .