<http://ns.inria.fr/covid19/PMC7436862#body_text> <http://purl.org/dc/terms/subject> "Immune system" . <http://ns.inria.fr/covid19/PMC7436862#body_text> <http://purl.org/dc/terms/subject> "COVID-19" . <http://ns.inria.fr/covid19/PMC7436862#body_text> <http://purl.org/dc/terms/subject> "Clinical research" . <http://ns.inria.fr/covid19/PMC7436862#body_text> <http://purl.org/dc/terms/subject> "Hydroxy acids" . <http://ns.inria.fr/covid19/PMC7436862#body_text> <http://purl.org/dc/terms/subject> "Rheumatology" .