National Drug Data File	Anatomical Therapeutic Chemical Classification	Source
http://purl.bioontology.org/ontology/NDDF/002882	http://purl.bioontology.org/ontology/ATC/S01AE03	CUI
http://purl.bioontology.org/ontology/NDDF/002882	http://purl.bioontology.org/ontology/ATC/S03AA07	CUI
http://purl.bioontology.org/ontology/NDDF/002882	http://purl.bioontology.org/ontology/ATC/J01MA02	CUI
http://purl.bioontology.org/ontology/NDDF/002882	http://purl.bioontology.org/ontology/ATC/S02AA15	CUI
http://purl.bioontology.org/ontology/NDDF/007823	http://purl.bioontology.org/ontology/ATC/A10BG03	CUI
http://purl.bioontology.org/ontology/NDDF/005713	http://purl.bioontology.org/ontology/ATC/C08EX02	CUI
http://purl.bioontology.org/ontology/NDDF/013338	http://purl.bioontology.org/ontology/ATC/N05AX14	CUI
http://purl.bioontology.org/ontology/NDDF/004409	http://purl.bioontology.org/ontology/ATC/S01BC03	CUI
http://purl.bioontology.org/ontology/NDDF/004409	http://purl.bioontology.org/ontology/ATC/D11AX18	CUI
http://purl.bioontology.org/ontology/NDDF/004409	http://purl.bioontology.org/ontology/ATC/M02AA15	CUI
http://purl.bioontology.org/ontology/NDDF/004409	http://purl.bioontology.org/ontology/ATC/M01AB05	CUI
http://purl.bioontology.org/ontology/NDDF/002385	http://purl.bioontology.org/ontology/ATC/M01AE10	CUI
http://purl.bioontology.org/ontology/NDDF/000646	http://purl.bioontology.org/ontology/ATC/C02AB01	CUI
http://purl.bioontology.org/ontology/NDDF/004997	http://purl.bioontology.org/ontology/ATC/A01AB06	CUI
http://purl.bioontology.org/ontology/NDDF/019110	http://purl.bioontology.org/ontology/ATC/M09AX11	CUI
http://purl.bioontology.org/ontology/NDDF/001454	http://purl.bioontology.org/ontology/ATC/N05BA02	CUI
http://purl.bioontology.org/ontology/NDDF/012794	http://purl.bioontology.org/ontology/ATC/B02BX04	CUI
http://purl.bioontology.org/ontology/NDDF/004454	http://purl.bioontology.org/ontology/ATC/B03AA01	CUI
http://purl.bioontology.org/ontology/NDDF/004202	http://purl.bioontology.org/ontology/ATC/J01DB07	CUI
http://purl.bioontology.org/ontology/NDDF/010912	http://purl.bioontology.org/ontology/ATC/J04AB06	CUI
http://purl.bioontology.org/ontology/NDDF/002099	http://purl.bioontology.org/ontology/ATC/L01AX02	CUI
http://purl.bioontology.org/ontology/NDDF/004020	http://purl.bioontology.org/ontology/ATC/N01AH04	CUI
http://purl.bioontology.org/ontology/NDDF/002070	http://purl.bioontology.org/ontology/ATC/B02BC01	CUI
http://purl.bioontology.org/ontology/NDDF/002305	http://purl.bioontology.org/ontology/ATC/C03CC01	CUI
http://purl.bioontology.org/ontology/NDDF/005870	http://purl.bioontology.org/ontology/ATC/R06AX21	CUI
http://purl.bioontology.org/ontology/NDDF/001854	http://purl.bioontology.org/ontology/ATC/C07AA12	CUI
http://purl.bioontology.org/ontology/NDDF/001560	http://purl.bioontology.org/ontology/ATC/N01AH05	CUI
http://purl.bioontology.org/ontology/NDDF/001212	http://purl.bioontology.org/ontology/ATC/A05AA02	CUI
http://purl.bioontology.org/ontology/NDDF/007385	http://purl.bioontology.org/ontology/ATC/S01GX06	CUI
http://purl.bioontology.org/ontology/NDDF/005482	http://purl.bioontology.org/ontology/ATC/A05AX02	CUI
http://purl.bioontology.org/ontology/NDDF/006460	http://purl.bioontology.org/ontology/ATC/N02CC03	CUI
http://purl.bioontology.org/ontology/NDDF/003528	http://purl.bioontology.org/ontology/ATC/N01AX10	CUI
http://purl.bioontology.org/ontology/NDDF/016563	http://purl.bioontology.org/ontology/ATC/R03DX09	CUI
http://purl.bioontology.org/ontology/NDDF/005271	http://purl.bioontology.org/ontology/ATC/L01AD05	CUI
http://purl.bioontology.org/ontology/NDDF/004732	http://purl.bioontology.org/ontology/ATC/G02CA01	CUI
http://purl.bioontology.org/ontology/NDDF/012894	http://purl.bioontology.org/ontology/ATC/B06AC02	CUI
http://purl.bioontology.org/ontology/NDDF/000720	http://purl.bioontology.org/ontology/ATC/R05CB01	CUI
http://purl.bioontology.org/ontology/NDDF/000720	http://purl.bioontology.org/ontology/ATC/S01XA08	CUI
http://purl.bioontology.org/ontology/NDDF/000720	http://purl.bioontology.org/ontology/ATC/V03AB23	CUI
http://purl.bioontology.org/ontology/NDDF/007948	http://purl.bioontology.org/ontology/ATC/V10XA01	CUI
http://purl.bioontology.org/ontology/NDDF/007948	http://purl.bioontology.org/ontology/ATC/V09FX03	CUI
http://purl.bioontology.org/ontology/NDDF/015881	http://purl.bioontology.org/ontology/ATC/L01EF01	CUI
http://purl.bioontology.org/ontology/NDDF/000722	http://purl.bioontology.org/ontology/ATC/R05CB	CUI
http://purl.bioontology.org/ontology/NDDF/009711	http://purl.bioontology.org/ontology/ATC/L03AB11	CUI
http://purl.bioontology.org/ontology/NDDF/009650	http://purl.bioontology.org/ontology/ATC/J02AC03	CUI
http://purl.bioontology.org/ontology/NDDF/019095	http://purl.bioontology.org/ontology/ATC/N07XX18	CUI
http://purl.bioontology.org/ontology/NDDF/001044	http://purl.bioontology.org/ontology/ATC/B03BA03	CUI
http://purl.bioontology.org/ontology/NDDF/001044	http://purl.bioontology.org/ontology/ATC/V03AB33	CUI
http://purl.bioontology.org/ontology/NDDF/002832	http://purl.bioontology.org/ontology/ATC/A07EC01	CUI
http://purl.bioontology.org/ontology/NDDF/018895	http://purl.bioontology.org/ontology/ATC/J05AX10	CUI