<http://ns.inria.fr/covid19/PMC7122917#body_text> <http://purl.org/dc/terms/subject> "Intravenous fluids" . <http://ns.inria.fr/covid19/PMC7122917#body_text> <http://purl.org/dc/terms/subject> "Medical mnemonics" . <http://ns.inria.fr/covid19/PMC7122917#body_text> <http://purl.org/dc/terms/subject> "Physical chemistry" .