<http://ns.inria.fr/covid19/PMC7235606#body_text>	<http://purl.org/dc/terms/subject>	"Feces" .
<http://ns.inria.fr/covid19/PMC7235606#body_text>	<http://purl.org/dc/terms/subject>	"Occupational safety and health" .
<http://ns.inria.fr/covid19/PMC7235606#body_text>	<http://purl.org/dc/terms/subject>	"Medical mnemonics" .
<http://ns.inria.fr/covid19/PMC7235606#body_text>	<http://purl.org/dc/terms/subject>	"Medical masks" .