Systems Biology Ontology Software Ontology Source
http://purl.obolibrary.org/obo/BFO_0000040 http://biomodels.net/SBO/SBO_0000240 LOOM
http://www.ebi.ac.uk/swo/SWO_0000623 http://biomodels.net/SBO/SBO_0000316 LOOM
http://purl.obolibrary.org/obo/BFO_0000015 http://biomodels.net/SBO/SBO_0000375 LOOM
http://www.ebi.ac.uk/swo/SWO_0000322 http://biomodels.net/SBO/SBO_0000375 LOOM