<http://ns.inria.fr/covid19/PMC5990444#body_text>	<http://purl.org/dc/terms/subject>	"Multinational companies headquartered in the United States" .
<http://ns.inria.fr/covid19/PMC5990444#body_text>	<http://purl.org/dc/terms/subject>	"Universities established in the 1940s" .
<http://ns.inria.fr/covid19/PMC5990444#body_text>	<http://purl.org/dc/terms/subject>	"Historical regions" .