<http://ns.inria.fr/covid19/PMC7261217#title>	<http://purl.org/dc/terms/subject>	"Primary care" .
<http://ns.inria.fr/covid19/PMC7261217#title>	<http://purl.org/dc/terms/subject>	"Clinics in the United States" .
<http://ns.inria.fr/covid19/PMC7261217#title>	<http://purl.org/dc/terms/subject>	"Healthcare reform in the United States" .