<http://ns.inria.fr/covid19/PMC4500740#body_text>	<http://purl.org/dc/terms/subject>	"Review journals" .
<http://ns.inria.fr/covid19/PMC4500740#body_text>	<http://purl.org/dc/terms/subject>	"Famines" .
<http://ns.inria.fr/covid19/PMC4500740#body_text>	<http://purl.org/dc/terms/subject>	"1835 in science" .