Radiology Lexicon	Occupation Ontology	Source
http://purl.obolibrary.org/obo/BFO_0000034	http://www.radlex.org/RID/RID28812	LOOM
http://purl.obolibrary.org/obo/BFO_0000030	http://www.radlex.org/RID/RID34861	LOOM
http://purl.obolibrary.org/obo/BFO_0000015	http://www.radlex.org/RID/RID39128	LOOM