<http://ns.inria.fr/covid19/PMC7234718#title>	<http://purl.org/dc/terms/subject>	"Science education" .
<http://ns.inria.fr/covid19/PMC7234718#title>	<http://purl.org/dc/terms/subject>	"Vehicles by purpose" .
<http://ns.inria.fr/covid19/PMC7234718#title>	<http://purl.org/dc/terms/subject>	"Laboratories" .