<http://ns.inria.fr/covid19/PMC7305058#body_text>	<http://purl.org/dc/terms/subject>	"Natural hazards" .
<http://ns.inria.fr/covid19/PMC7305058#body_text>	<http://purl.org/dc/terms/subject>	"Human activities with impact on the environment" .
<http://ns.inria.fr/covid19/PMC7305058#body_text>	<http://purl.org/dc/terms/subject>	"Medical mnemonics" .