Experimental Factor Ontology Vertebrate Trait Ontology Source
http://www.ebi.ac.uk/efo/EFO_0004339 http://purl.obolibrary.org/obo/VT_0001253 LOOM
http://www.ebi.ac.uk/efo/EFO_0007664 http://purl.obolibrary.org/obo/VT_0002177 LOOM
http://www.ebi.ac.uk/efo/EFO_0005114 http://purl.obolibrary.org/obo/VT_0000047 LOOM