Read Clinical Terminology Version 2	Time Event Ontology	Source
http://purl.bioontology.org/ontology/RCTV2/4KH..00	http://purl.obolibrary.org/obo/UO_0010073	LOOM
http://purl.bioontology.org/ontology/RCTV2/9c04.00	http://purl.obolibrary.org/obo/BFO_0000182	LOOM