<http://ns.inria.fr/covid19/PMC7099712#body_text>	<http://purl.org/dc/terms/subject>	"Kidney" .
<http://ns.inria.fr/covid19/PMC7099712#body_text>	<http://purl.org/dc/terms/subject>	"Modes of production" .
<http://ns.inria.fr/covid19/PMC7099712#body_text>	<http://purl.org/dc/terms/subject>	"Trade unions" .