Gazetteer	Upper-Level Cancer Ontology	Source
http://purl.obolibrary.org/obo/ID_0000038	http://purl.obolibrary.org/obo/GAZ_00659478	LOOM
http://purl.obolibrary.org/obo/ID_0000015	http://purl.obolibrary.org/obo/GAZ_00659478	LOOM
http://purl.obolibrary.org/obo/ID_0000012	http://purl.obolibrary.org/obo/GAZ_00659478	LOOM
http://purl.obolibrary.org/obo/ID_0000038	http://purl.obolibrary.org/obo/GAZ_00661526	LOOM
http://purl.obolibrary.org/obo/ID_0000015	http://purl.obolibrary.org/obo/GAZ_00661526	LOOM
http://purl.obolibrary.org/obo/ID_0000012	http://purl.obolibrary.org/obo/GAZ_00661526	LOOM