Hypertension Ontology	XEML Environment Ontology	Source
http://purl.obolibrary.org/obo/XEO_00006	http://purl.obolibrary.org/obo/PATO_0000146	LOOM
http://purl.obolibrary.org/obo/XEO_00007	http://purl.obolibrary.org/obo/PATO_0000146	LOOM