National Drug Data File	Anatomical Therapeutic Chemical Classification	Source
http://purl.bioontology.org/ontology/NDDF/004395	http://purl.bioontology.org/ontology/ATC/G04BX15	CUI
http://purl.bioontology.org/ontology/NDDF/004395	http://purl.bioontology.org/ontology/ATC/C05BA04	CUI
http://purl.bioontology.org/ontology/NDDF/007558	http://purl.bioontology.org/ontology/ATC/A05AX01	CUI
http://purl.bioontology.org/ontology/NDDF/014819	http://purl.bioontology.org/ontology/ATC/A16AX08	CUI
http://purl.bioontology.org/ontology/NDDF/007833	http://purl.bioontology.org/ontology/ATC/N05CF03	CUI
http://purl.bioontology.org/ontology/NDDF/004715	http://purl.bioontology.org/ontology/ATC/G04BD04	CUI
http://purl.bioontology.org/ontology/NDDF/005957	http://purl.bioontology.org/ontology/ATC/M01AB16	CUI
http://purl.bioontology.org/ontology/NDDF/005957	http://purl.bioontology.org/ontology/ATC/M02AA25	CUI
http://purl.bioontology.org/ontology/NDDF/009433	http://purl.bioontology.org/ontology/ATC/G01AF18	CUI
http://purl.bioontology.org/ontology/NDDF/009433	http://purl.bioontology.org/ontology/ATC/D01AC16	CUI
http://purl.bioontology.org/ontology/NDDF/006199	http://purl.bioontology.org/ontology/ATC/L01XD01	CUI
http://purl.bioontology.org/ontology/NDDF/007997	http://purl.bioontology.org/ontology/ATC/L02BG06	CUI
http://purl.bioontology.org/ontology/NDDF/018869	http://purl.bioontology.org/ontology/ATC/L04AJ05	CUI
http://purl.bioontology.org/ontology/NDDF/001988	http://purl.bioontology.org/ontology/ATC/M02AB01	CUI
http://purl.bioontology.org/ontology/NDDF/001988	http://purl.bioontology.org/ontology/ATC/N01BX04	CUI
http://purl.bioontology.org/ontology/NDDF/010991	http://purl.bioontology.org/ontology/ATC/P02BX04	CUI
http://purl.bioontology.org/ontology/NDDF/003160	http://purl.bioontology.org/ontology/ATC/V03AB18	CUI
http://purl.bioontology.org/ontology/NDDF/003160	http://purl.bioontology.org/ontology/ATC/D08AX06	CUI
http://purl.bioontology.org/ontology/NDDF/004615	http://purl.bioontology.org/ontology/ATC/N06AB06	CUI
http://purl.bioontology.org/ontology/NDDF/003610	http://purl.bioontology.org/ontology/ATC/B01AC05	CUI
http://purl.bioontology.org/ontology/NDDF/009819	http://purl.bioontology.org/ontology/ATC/V09GX01	CUI
http://purl.bioontology.org/ontology/NDDF/004259	http://purl.bioontology.org/ontology/ATC/V08CA03	CUI
http://purl.bioontology.org/ontology/NDDF/006165	http://purl.bioontology.org/ontology/ATC/A02BX06	CUI
http://purl.bioontology.org/ontology/NDDF/003064	http://purl.bioontology.org/ontology/ATC/J07AK	CUI
http://purl.bioontology.org/ontology/NDDF/004390	http://purl.bioontology.org/ontology/ATC/A16AA05	CUI
http://purl.bioontology.org/ontology/NDDF/016419	http://purl.bioontology.org/ontology/ATC/G02CX02	CUI
http://purl.bioontology.org/ontology/NDDF/015387	http://purl.bioontology.org/ontology/ATC/A16AB12	CUI
http://purl.bioontology.org/ontology/NDDF/004121	http://purl.bioontology.org/ontology/ATC/D05BB02	CUI
http://purl.bioontology.org/ontology/NDDF/000543	http://purl.bioontology.org/ontology/ATC/J01MA15	CUI
http://purl.bioontology.org/ontology/NDDF/002652	http://purl.bioontology.org/ontology/ATC/L01BB03	CUI
http://purl.bioontology.org/ontology/NDDF/002677	http://purl.bioontology.org/ontology/ATC/L02BB01	CUI
http://purl.bioontology.org/ontology/NDDF/015928	http://purl.bioontology.org/ontology/ATC/L01XH03	CUI
http://purl.bioontology.org/ontology/NDDF/004680	http://purl.bioontology.org/ontology/ATC/M03BX08	CUI
http://purl.bioontology.org/ontology/NDDF/009953	http://purl.bioontology.org/ontology/ATC/P01BE03	CUI
http://purl.bioontology.org/ontology/NDDF/003152	http://purl.bioontology.org/ontology/ATC/D09AA13	CUI
http://purl.bioontology.org/ontology/NDDF/018647	http://purl.bioontology.org/ontology/ATC/M09AX13	CUI
http://purl.bioontology.org/ontology/NDDF/005881	http://purl.bioontology.org/ontology/ATC/N07CA04	CUI
http://purl.bioontology.org/ontology/NDDF/002715	http://purl.bioontology.org/ontology/ATC/A04AA05	CUI
http://purl.bioontology.org/ontology/NDDF/001783	http://purl.bioontology.org/ontology/ATC/R03AC07	CUI
http://purl.bioontology.org/ontology/NDDF/001783	http://purl.bioontology.org/ontology/ATC/R03CC06	CUI
http://purl.bioontology.org/ontology/NDDF/000826	http://purl.bioontology.org/ontology/ATC/V03AN01	CUI
http://purl.bioontology.org/ontology/NDDF/004411	http://purl.bioontology.org/ontology/ATC/P01AX07	CUI
http://purl.bioontology.org/ontology/NDDF/006054	http://purl.bioontology.org/ontology/ATC/N06AX11	CUI
http://purl.bioontology.org/ontology/NDDF/002112	http://purl.bioontology.org/ontology/ATC/V04CJ01	CUI
http://purl.bioontology.org/ontology/NDDF/008058	http://purl.bioontology.org/ontology/ATC/N03AX14	CUI
http://purl.bioontology.org/ontology/NDDF/008209	http://purl.bioontology.org/ontology/ATC/R03CC09	CUI
http://purl.bioontology.org/ontology/NDDF/008209	http://purl.bioontology.org/ontology/ATC/R03AC09	CUI
http://purl.bioontology.org/ontology/NDDF/000833	http://purl.bioontology.org/ontology/ATC/B03AA02	CUI
http://purl.bioontology.org/ontology/NDDF/004656	http://purl.bioontology.org/ontology/ATC/A07EC03	CUI
http://purl.bioontology.org/ontology/NDDF/005362	http://purl.bioontology.org/ontology/ATC/M04AA02	CUI