<http://ns.inria.fr/covid19/PMC4047154#body_text>	<http://purl.org/dc/terms/subject>	"Human surface anatomy" .
<http://ns.inria.fr/covid19/PMC4047154#body_text>	<http://purl.org/dc/terms/subject>	"Economic globalization" .
<http://ns.inria.fr/covid19/PMC4047154#body_text>	<http://purl.org/dc/terms/subject>	"Petrochemicals" .