Rat Strain Ontology	SNOMED CT	Source
http://purl.bioontology.org/ontology/SNOMEDCT/262290003	http://purl.obolibrary.org/obo/RS_0001091	LOOM
http://purl.bioontology.org/ontology/SNOMEDCT/84073006	http://purl.obolibrary.org/obo/RS_0002320	LOOM
http://purl.bioontology.org/ontology/SNOMEDCT/13880007	http://purl.obolibrary.org/obo/RS_0000250	LOOM
http://purl.bioontology.org/ontology/SNOMEDCT/258334004	http://purl.obolibrary.org/obo/RS_0000392	LOOM
http://purl.bioontology.org/ontology/SNOMEDCT/228254002	http://purl.obolibrary.org/obo/RS_0000172	LOOM