<http://ns.inria.fr/covid19/PMC6161900#body_text>	<http://purl.org/dc/terms/subject>	"Indoles" .
<http://ns.inria.fr/covid19/PMC6161900#body_text>	<http://purl.org/dc/terms/subject>	"Religious food and drink" .
<http://ns.inria.fr/covid19/PMC6161900#body_text>	<http://purl.org/dc/terms/subject>	"Smallpox vaccines" .