<http://ns.inria.fr/covid19/PMC7167581#title>	<http://purl.org/dc/terms/subject>	"Phenylethanolamines" .
<http://ns.inria.fr/covid19/PMC7167581#title>	<http://purl.org/dc/terms/subject>	"Sympathomimetic amines" .
<http://ns.inria.fr/covid19/PMC7167581#title>	<http://purl.org/dc/terms/subject>	"Tocolytics" .
<http://ns.inria.fr/covid19/PMC7167581#title>	<http://purl.org/dc/terms/subject>	"Tert-butyl compounds" .
<http://ns.inria.fr/covid19/PMC7167581#title>	<http://purl.org/dc/terms/subject>	"Beta2-adrenergic agonists" .
<http://ns.inria.fr/covid19/PMC7167581#title>	<http://purl.org/dc/terms/subject>	"Chemical substances for emergency medicine" .