National Drug Data File	Anatomical Therapeutic Chemical Classification	Source
http://purl.bioontology.org/ontology/NDDF/016462	http://purl.bioontology.org/ontology/ATC/N05AX15	CUI
http://purl.bioontology.org/ontology/NDDF/001492	http://purl.bioontology.org/ontology/ATC/N05AG02	CUI
http://purl.bioontology.org/ontology/NDDF/013123	http://purl.bioontology.org/ontology/ATC/S01AE08	CUI
http://purl.bioontology.org/ontology/NDDF/004850	http://purl.bioontology.org/ontology/ATC/J01DC05	CUI
http://purl.bioontology.org/ontology/NDDF/003739	http://purl.bioontology.org/ontology/ATC/V08AB05	CUI
http://purl.bioontology.org/ontology/NDDF/017466	http://purl.bioontology.org/ontology/ATC/L02BB05	CUI
http://purl.bioontology.org/ontology/NDDF/006773	http://purl.bioontology.org/ontology/ATC/C08EA01	CUI
http://purl.bioontology.org/ontology/NDDF/000680	http://purl.bioontology.org/ontology/ATC/G02AB02	CUI
http://purl.bioontology.org/ontology/NDDF/016638	http://purl.bioontology.org/ontology/ATC/B01AC27	CUI
http://purl.bioontology.org/ontology/NDDF/002874	http://purl.bioontology.org/ontology/ATC/D08AH30	CUI
http://purl.bioontology.org/ontology/NDDF/002874	http://purl.bioontology.org/ontology/ATC/D09AA10	CUI
http://purl.bioontology.org/ontology/NDDF/002874	http://purl.bioontology.org/ontology/ATC/G01AC02	CUI
http://purl.bioontology.org/ontology/NDDF/002874	http://purl.bioontology.org/ontology/ATC/S02AA05	CUI
http://purl.bioontology.org/ontology/NDDF/002874	http://purl.bioontology.org/ontology/ATC/P01AA02	CUI
http://purl.bioontology.org/ontology/NDDF/004679	http://purl.bioontology.org/ontology/ATC/M03CA01	CUI
http://purl.bioontology.org/ontology/NDDF/004745	http://purl.bioontology.org/ontology/ATC/C07AB09	CUI
http://purl.bioontology.org/ontology/NDDF/004197	http://purl.bioontology.org/ontology/ATC/M01AA06	CUI
http://purl.bioontology.org/ontology/NDDF/014688	http://purl.bioontology.org/ontology/ATC/S01XA22	CUI
http://purl.bioontology.org/ontology/NDDF/001010	http://purl.bioontology.org/ontology/ATC/G01AD03	CUI
http://purl.bioontology.org/ontology/NDDF/001010	http://purl.bioontology.org/ontology/ATC/A11GA01	CUI
http://purl.bioontology.org/ontology/NDDF/001010	http://purl.bioontology.org/ontology/ATC/S01XA15	CUI
http://purl.bioontology.org/ontology/NDDF/004897	http://purl.bioontology.org/ontology/ATC/J01GB04	CUI
http://purl.bioontology.org/ontology/NDDF/004897	http://purl.bioontology.org/ontology/ATC/S01AA24	CUI
http://purl.bioontology.org/ontology/NDDF/004897	http://purl.bioontology.org/ontology/ATC/A07AA08	CUI
http://purl.bioontology.org/ontology/NDDF/012569	http://purl.bioontology.org/ontology/ATC/N03AX17	CUI
http://purl.bioontology.org/ontology/NDDF/002288	http://purl.bioontology.org/ontology/ATC/S01EC02	CUI
http://purl.bioontology.org/ontology/NDDF/008161	http://purl.bioontology.org/ontology/ATC/N05BA19	CUI
http://purl.bioontology.org/ontology/NDDF/004480	http://purl.bioontology.org/ontology/ATC/D07AD01	CUI
http://purl.bioontology.org/ontology/NDDF/004824	http://purl.bioontology.org/ontology/ATC/L01XX11	CUI
http://purl.bioontology.org/ontology/NDDF/002351	http://purl.bioontology.org/ontology/ATC/V08AA03	CUI
http://purl.bioontology.org/ontology/NDDF/005264	http://purl.bioontology.org/ontology/ATC/J01GB11	CUI
http://purl.bioontology.org/ontology/NDDF/003486	http://purl.bioontology.org/ontology/ATC/D09AA02	CUI
http://purl.bioontology.org/ontology/NDDF/003486	http://purl.bioontology.org/ontology/ATC/D06AX01	CUI
http://purl.bioontology.org/ontology/NDDF/003486	http://purl.bioontology.org/ontology/ATC/J01XC01	CUI
http://purl.bioontology.org/ontology/NDDF/003486	http://purl.bioontology.org/ontology/ATC/S01AA13	CUI
http://purl.bioontology.org/ontology/NDDF/001342	http://purl.bioontology.org/ontology/ATC/C05AD06	CUI
http://purl.bioontology.org/ontology/NDDF/016368	http://purl.bioontology.org/ontology/ATC/C10AX13	CUI
http://purl.bioontology.org/ontology/NDDF/001688	http://purl.bioontology.org/ontology/ATC/V04CX03	CUI
http://purl.bioontology.org/ontology/NDDF/004864	http://purl.bioontology.org/ontology/ATC/J01AA08	CUI
http://purl.bioontology.org/ontology/NDDF/004864	http://purl.bioontology.org/ontology/ATC/D10AF07	CUI
http://purl.bioontology.org/ontology/NDDF/004864	http://purl.bioontology.org/ontology/ATC/A01AB23	CUI
http://purl.bioontology.org/ontology/NDDF/006721	http://purl.bioontology.org/ontology/ATC/N04BC05	CUI
http://purl.bioontology.org/ontology/NDDF/002313	http://purl.bioontology.org/ontology/ATC/C03BA11	CUI
http://purl.bioontology.org/ontology/NDDF/005797	http://purl.bioontology.org/ontology/ATC/H02AB17	CUI
http://purl.bioontology.org/ontology/NDDF/005461	http://purl.bioontology.org/ontology/ATC/G04BX10	CUI
http://purl.bioontology.org/ontology/NDDF/004873	http://purl.bioontology.org/ontology/ATC/P01BC02	CUI
http://purl.bioontology.org/ontology/NDDF/005416	http://purl.bioontology.org/ontology/ATC/N05BX03	CUI
http://purl.bioontology.org/ontology/NDDF/005808	http://purl.bioontology.org/ontology/ATC/P02CA05	CUI
http://purl.bioontology.org/ontology/NDDF/001317	http://purl.bioontology.org/ontology/ATC/G03AA05	CUI
http://purl.bioontology.org/ontology/NDDF/001317	http://purl.bioontology.org/ontology/ATC/G03AB04	CUI