Veterans Health Administration National Drug File	Ontology for Geography Markup Language (GML3.0)	Source
http://loki.cae.drexel.edu/~wbs/ontology/2004/09/ogc-gml#_Ring	http://purl.bioontology.org/ontology/VANDF/4023942	LOOM
http://loki.cae.drexel.edu/~wbs/ontology/2004/09/ogc-gml#Ring	http://purl.bioontology.org/ontology/VANDF/4023942	LOOM