Radiation Oncology Structures Ontology	Cardiovascular Disease Ontology	Source
urn:absolute:RadiationOncologyStructuresOntology#Brain	http://purl.obolibrary.org/obo/FMA_50801	LOOM
urn:absolute:RadiationOncologyStructuresOntology#Heart	http://purl.obolibrary.org/obo/FMA_7088	LOOM