<http://ns.inria.fr/covid19/PMC6699073#body_text>	<http://purl.org/dc/terms/subject>	"Abdominal pain" .
<http://ns.inria.fr/covid19/PMC6699073#body_text>	<http://purl.org/dc/terms/subject>	"Medical mnemonics" .
<http://ns.inria.fr/covid19/PMC6699073#body_text>	<http://purl.org/dc/terms/subject>	"Companies based in Munich" .