Zebrafish Developmental Stages	Drug Target Ontology	Source
http://purl.obolibrary.org/obo/ZFS_0000047	http://purl.obolibrary.org/obo/BTO_0001403	LOOM
http://purl.obolibrary.org/obo/ZFS_0000048	http://purl.obolibrary.org/obo/BTO_0000707	LOOM
http://purl.obolibrary.org/obo/ZFS_0000044	http://purl.obolibrary.org/obo/BTO_0001043	LOOM
http://purl.obolibrary.org/obo/ZFS_0000045	http://purl.obolibrary.org/obo/BTO_0000128	LOOM