Master Drug Data Base Clinical Drugs Rare Diseases Awareness Ontology Source
http://raras.org.br/RareDiseasesAwarenessOntology.owl#Language http://purl.bioontology.org/ontology/STY/T171 LOOM
http://purl.obolibrary.org/obo/BFO_0000001 http://purl.bioontology.org/ontology/STY/T071 LOOM