MedlinePlus Health Topics	Radiation Oncology Structures Ontology	Source
http://purl.bioontology.org/ontology/MEDLINEPLUS/C0700038	urn:absolute:RadiationOncologyStructuresOntology#Female_Reproductive_System	LOOM
http://purl.bioontology.org/ontology/MEDLINEPLUS/C1963704	urn:absolute:RadiationOncologyStructuresOntology#Male_Reproductive_System	LOOM