<http://ns.inria.fr/covid19/PMC7200991#body_text>	<http://purl.org/dc/terms/subject>	"Greater London" .
<http://ns.inria.fr/covid19/PMC7200991#body_text>	<http://purl.org/dc/terms/subject>	"University of Pennsylvania faculty" .
<http://ns.inria.fr/covid19/PMC7200991#body_text>	<http://purl.org/dc/terms/subject>	"1789 establishments in the United States" .