<http://ns.inria.fr/covid19/PMC7126679#body_text>	<http://purl.org/dc/terms/subject>	"Lists of countries" .
<http://ns.inria.fr/covid19/PMC7126679#body_text>	<http://purl.org/dc/terms/subject>	"Moment (mathematics)" .
<http://ns.inria.fr/covid19/PMC7126679#body_text>	<http://purl.org/dc/terms/subject>	"2007 in economics" .