Read Codes, Clinical Terms Version 3 (CTV3)	The Drug Ontology	Source
http://purl.bioontology.org/ontology/RCD/x019T	http://purl.obolibrary.org/obo/CHEBI_41462	LOOM
http://purl.bioontology.org/ontology/RCD/XC00K	http://purl.obolibrary.org/obo/BFO_0000019	LOOM
http://purl.bioontology.org/ontology/RCD/bl9..	http://purl.obolibrary.org/obo/DRON_01002935	LOOM
http://purl.bioontology.org/ontology/RCD/X73c8	http://purl.obolibrary.org/obo/NCBITaxon_4932	LOOM
http://purl.bioontology.org/ontology/RCD/X80RX	http://purl.obolibrary.org/obo/CHEBI_17439	LOOM