<http://ns.inria.fr/covid19/PMC6518552#title>	<http://purl.org/dc/terms/subject>	"Historical regions" .
<http://ns.inria.fr/covid19/PMC6518552#title>	<http://purl.org/dc/terms/subject>	"Health in Saudi Arabia" .
<http://ns.inria.fr/covid19/PMC6518552#title>	<http://purl.org/dc/terms/subject>	"Bat virome" .