Radiology Lexicon	Sequence Types and Features Ontology	Source
http://purl.obolibrary.org/obo/SO_0001515	http://www.radlex.org/RID/RID5843	LOOM
http://purl.obolibrary.org/obo/SO_0000806	http://www.radlex.org/RID/RID3800	LOOM
http://purl.obolibrary.org/obo/SO_0000984	http://www.radlex.org/RID/RID5762	LOOM
http://purl.obolibrary.org/obo/SO_0000667	http://www.radlex.org/RID/RID5964	LOOM
http://purl.obolibrary.org/obo/SO_0000051	http://www.radlex.org/RID/RID45649	LOOM
http://purl.obolibrary.org/obo/SO_0001236	http://www.radlex.org/RID/RID5949	LOOM
http://purl.obolibrary.org/obo/SO_1000035	http://www.radlex.org/RID/RID34705	LOOM
http://purl.obolibrary.org/obo/SO_0000987	http://www.radlex.org/RID/RID5811	LOOM
http://purl.obolibrary.org/obo/SO_0001234	http://www.radlex.org/RID/RID5924	LOOM