National Drug File - Reference Terminology	Anatomical Therapeutic Chemical Classification	Source
http://purl.bioontology.org/ontology/NDFRT/N0000166900	http://purl.bioontology.org/ontology/ATC/C07AB01	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000006591	http://purl.bioontology.org/ontology/ATC/S01BA08	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000006018	http://purl.bioontology.org/ontology/ATC/C03CA04	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000146062	http://purl.bioontology.org/ontology/ATC/A11HA07	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000006491	http://purl.bioontology.org/ontology/ATC/R06AB02	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000167188	http://purl.bioontology.org/ontology/ATC/C01DX11	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000179322	http://purl.bioontology.org/ontology/ATC/A02BX05	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000146143	http://purl.bioontology.org/ontology/ATC/N06AF01	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000192752	http://purl.bioontology.org/ontology/ATC/M04AB05	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000147149	http://purl.bioontology.org/ontology/ATC/M02AA12	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000147149	http://purl.bioontology.org/ontology/ATC/G02CC02	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000147149	http://purl.bioontology.org/ontology/ATC/M01AE02	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000006016	http://purl.bioontology.org/ontology/ATC/R02AA14	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000006016	http://purl.bioontology.org/ontology/ATC/G01AC30	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000006016	http://purl.bioontology.org/ontology/ATC/A01AB07	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000006016	http://purl.bioontology.org/ontology/ATC/D08AH03	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000176120	http://purl.bioontology.org/ontology/ATC/J01DH04	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000167146	http://purl.bioontology.org/ontology/ATC/L01AC03	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000006567	http://purl.bioontology.org/ontology/ATC/A12AA13	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000147870	http://purl.bioontology.org/ontology/ATC/N02AA03	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000147656	http://purl.bioontology.org/ontology/ATC/R07AA01	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000176080	http://purl.bioontology.org/ontology/ATC/N05AX13	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000146270	http://purl.bioontology.org/ontology/ATC/N06AA17	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000176142	http://purl.bioontology.org/ontology/ATC/N06AX23	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000148831	http://purl.bioontology.org/ontology/ATC/L01BA04	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000179237	http://purl.bioontology.org/ontology/ATC/D01AE13	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000166903	http://purl.bioontology.org/ontology/ATC/N02AD02	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000192521	http://purl.bioontology.org/ontology/ATC/L01XX52	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000171747	http://purl.bioontology.org/ontology/ATC/L04AA24	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000006246	http://purl.bioontology.org/ontology/ATC/S01BC11	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000147888	http://purl.bioontology.org/ontology/ATC/S01ED03	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000146192	http://purl.bioontology.org/ontology/ATC/C04AE04	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000005407	http://purl.bioontology.org/ontology/ATC/N05CD10	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000029119	http://purl.bioontology.org/ontology/ATC/C08	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000147064	http://purl.bioontology.org/ontology/ATC/S01XA18	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000147064	http://purl.bioontology.org/ontology/ATC/L04AD01	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000006674	http://purl.bioontology.org/ontology/ATC/M03AC04	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000148593	http://purl.bioontology.org/ontology/ATC/L01FD01	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000006592	http://purl.bioontology.org/ontology/ATC/P01CX03	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000006592	http://purl.bioontology.org/ontology/ATC/D11AX16	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000006592	http://purl.bioontology.org/ontology/ATC/L01XX79	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000007223	http://purl.bioontology.org/ontology/ATC/L01CA02	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000147959	http://purl.bioontology.org/ontology/ATC/M03AC01	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000147704	http://purl.bioontology.org/ontology/ATC/P01BA06	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000175991	http://purl.bioontology.org/ontology/ATC/B02BD10	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000167238	http://purl.bioontology.org/ontology/ATC/C08CA08	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000167406	http://purl.bioontology.org/ontology/ATC/G03DC01	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000170797	http://purl.bioontology.org/ontology/ATC/L03AX07	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000166872	http://purl.bioontology.org/ontology/ATC/C03BA05	CUI
http://purl.bioontology.org/ontology/NDFRT/N0000171795	http://purl.bioontology.org/ontology/ATC/A02BA06	CUI