<http://ns.inria.fr/covid19/PMC7172980#title> <http://purl.org/dc/terms/subject> "Biological classification" . <http://ns.inria.fr/covid19/PMC7172980#title> <http://purl.org/dc/terms/subject> "Trees (data structures)" . <http://ns.inria.fr/covid19/PMC7172980#title> <http://purl.org/dc/terms/subject> "Tree of life (biology)" . <http://ns.inria.fr/covid19/PMC7172980#title> <http://purl.org/dc/terms/subject> "Molecular biology" . <http://ns.inria.fr/covid19/PMC7172980#title> <http://purl.org/dc/terms/subject> "Viral respiratory tract infections" . <http://ns.inria.fr/covid19/PMC7172980#title> <http://purl.org/dc/terms/subject> "Poultry diseases" . <http://ns.inria.fr/covid19/PMC7172980#title> <http://purl.org/dc/terms/subject> "Gammacoronaviruses" . <http://ns.inria.fr/covid19/PMC7172980#title> <http://purl.org/dc/terms/subject> "Animal virology" . <http://ns.inria.fr/covid19/PMC7172980#title> <http://purl.org/dc/terms/subject> "Genes" . <http://ns.inria.fr/covid19/PMC7172980#title> <http://purl.org/dc/terms/subject> "Phylogenetics" . <http://ns.inria.fr/covid19/PMC7172980#title> <http://purl.org/dc/terms/subject> "Cloning" . <http://ns.inria.fr/covid19/PMC7172980#title> <http://purl.org/dc/terms/subject> "Virus taxonomy" .