Systems Biology Ontology	COVID-19 Ontology	Source
http://biomodels.net/SBO/SBO_0000243	http://purl.obolibrary.org/obo/OGG_0000000002	LOOM
http://biomodels.net/SBO/SBO_0000496	http://purl.obolibrary.org/obo/NCIT_C13410	LOOM
http://biomodels.net/SBO/SBO_0000299	http://purl.obolibrary.org/obo/CHEBI_25212	LOOM
http://biomodels.net/SBO/SBO_0000240	http://purl.obolibrary.org/obo/BFO_0000040	LOOM
http://biomodels.net/SBO/SBO_0000204	http://purl.obolibrary.org/obo/GO_0006260	LOOM
http://biomodels.net/SBO/SBO_0000375	http://purl.obolibrary.org/obo/BFO_0000015	LOOM