<http://ns.inria.fr/covid19/PMC7278774#body_text>	<http://purl.org/dc/terms/subject>	"Criminology" .
<http://ns.inria.fr/covid19/PMC7278774#body_text>	<http://purl.org/dc/terms/subject>	"Medical manuals" .
<http://ns.inria.fr/covid19/PMC7278774#body_text>	<http://purl.org/dc/terms/subject>	"Chemical data pages" .