Functional Therapeutic Chemical Classification System International Classification of Diseases Ontology Source
http://purl.obolibrary.org/obo/GO_0008150 http://purl.obolibrary.org/obo/GO_0008150 SAME_URI
http://purl.obolibrary.org/obo/BFO_0000023 http://purl.obolibrary.org/obo/CHEBI_50906 LOOM