Minimal Standard Terminology of Digestive Endoscopy	Chemical Entities of Biological Interest Ontology	Source
http://purl.obolibrary.org/obo/CHEBI_33290	http://purl.bioontology.org/ontology/STY/T168	LOOM
http://purl.obolibrary.org/obo/CHEBI_24621	http://purl.bioontology.org/ontology/STY/T125	LOOM
http://purl.obolibrary.org/obo/CHEBI_24433	http://purl.bioontology.org/ontology/STY/T096	LOOM