<http://ns.inria.fr/covid19/PMC7108245#body_text>	<http://purl.org/dc/terms/subject>	"Primary care" .
<http://ns.inria.fr/covid19/PMC7108245#body_text>	<http://purl.org/dc/terms/subject>	"Historical regions" .
<http://ns.inria.fr/covid19/PMC7108245#body_text>	<http://purl.org/dc/terms/subject>	"RTT" .
<http://ns.inria.fr/covid19/PMC7108245#body_text>	<http://purl.org/dc/terms/subject>	"Hiking equipment" .