<http://ns.inria.fr/covid19/PMC6669472#title>	<http://purl.org/dc/terms/subject>	"Viral diseases" .
<http://ns.inria.fr/covid19/PMC6669472#title>	<http://purl.org/dc/terms/subject>	"Glycosaminoglycans" .
<http://ns.inria.fr/covid19/PMC6669472#title>	<http://purl.org/dc/terms/subject>	"Pathogenic microbes" .
<http://ns.inria.fr/covid19/PMC6669472#title>	<http://purl.org/dc/terms/subject>	"Sulfate esters" .