<http://ns.inria.fr/covid19/PMC5204448#body_text>	<http://purl.org/dc/terms/subject>	"Trade unions" .
<http://ns.inria.fr/covid19/PMC5204448#body_text>	<http://purl.org/dc/terms/subject>	"Laboratories" .
<http://ns.inria.fr/covid19/PMC5204448#body_text>	<http://purl.org/dc/terms/subject>	"Virology" .
<http://ns.inria.fr/covid19/PMC5204448#body_text>	<http://purl.org/dc/terms/subject>	"Physical chemistry" .