<http://ns.inria.fr/covid19/PMC7359445#body_text>	<http://purl.org/dc/terms/subject>	"Clinical research" .
<http://ns.inria.fr/covid19/PMC7359445#body_text>	<http://purl.org/dc/terms/subject>	"Transplantation medicine" .
<http://ns.inria.fr/covid19/PMC7359445#body_text>	<http://purl.org/dc/terms/subject>	"United States Postal Service" .
<http://ns.inria.fr/covid19/PMC7359445#body_text>	<http://purl.org/dc/terms/subject>	"Europe" .