<http://ns.inria.fr/covid19/PMC7111759#body_text>	<http://purl.org/dc/terms/subject>	"Catecholamines" .
<http://ns.inria.fr/covid19/PMC7111759#body_text>	<http://purl.org/dc/terms/subject>	"Kamen Rider television series" .
<http://ns.inria.fr/covid19/PMC7111759#body_text>	<http://purl.org/dc/terms/subject>	"Television characters introduced in 1977" .
<http://ns.inria.fr/covid19/PMC7111759#body_text>	<http://purl.org/dc/terms/subject>	"Digestive system" .