Cardiac Electrophysiology Ontology	Ontology for Geography Markup Language (GML3.0)	Source
http://protege.stanford.edu/plugins/owl/protege#PAL-CONSTRAINT	http://protege.stanford.edu/plugins/owl/protege#PAL-CONSTRAINT	SAME_URI
http://protege.stanford.edu/plugins/owl/protege#DIRECTED-BINARY-RELATION	http://protege.stanford.edu/plugins/owl/protege#DIRECTED-BINARY-RELATION	SAME_URI
http://loki.cae.drexel.edu/~wbs/ontology/2004/09/ogc-gml#Quantity	http://www.cvrgrid.org/ontologies/Electrophysiology#Quantity	LOOM