<http://ns.inria.fr/covid19/PMC7120009#title>	<http://purl.org/dc/terms/subject>	"Medical hygiene" .
<http://ns.inria.fr/covid19/PMC7120009#title>	<http://purl.org/dc/terms/subject>	"Pressure" .
<http://ns.inria.fr/covid19/PMC7120009#title>	<http://purl.org/dc/terms/subject>	"Infectious diseases" .
<http://ns.inria.fr/covid19/PMC7120009#title>	<http://purl.org/dc/terms/subject>	"Types of health care facilities" .
<http://ns.inria.fr/covid19/PMC7120009#title>	<http://purl.org/dc/terms/subject>	"Negative concepts" .