<http://ns.inria.fr/covid19/PMC7351027#title>	<http://purl.org/dc/terms/subject>	"Organ failure" .
<http://ns.inria.fr/covid19/PMC7351027#title>	<http://purl.org/dc/terms/subject>	"Induced stem cells" .
<http://ns.inria.fr/covid19/PMC7351027#title>	<http://purl.org/dc/terms/subject>	"Connective tissue" .