<http://ns.inria.fr/covid19/PMC3136934#body_text>	<http://purl.org/dc/terms/subject>	"British black-and-white films" .
<http://ns.inria.fr/covid19/PMC3136934#body_text>	<http://purl.org/dc/terms/subject>	"1835 in science" .
<http://ns.inria.fr/covid19/PMC3136934#body_text>	<http://purl.org/dc/terms/subject>	"Nervous tissue cells" .