A semantic normal form for clinical drugs in the UMLS: early experiences with the VANDF. - Stuart J. Nelson; Steven H. Brown; Mark Erlbaum; Nels Olson; Tammy Powell; Brian Carlsen; John S. Carter; Mark S. Tuttle; William T. Hole (AMIA, 2002)

Achieving "Source Transparency" in the UMLS® Metathesaurus®. - William T. Hole; Brian A. Carlsen; Mark S. Tuttle; Suresh Srinivasan; Stephanie S. Lipow; Nels E. Olson; David D. Sherertz; Betsy L. Humphreys (MedInfo, 2004)

Semantic Interoperation and Electronic Health Records: Context Sensitive Mapping from SNOMED CT to ICD-10. - James R. Campbell 001; Hazel Brear; Rita Scichilone; Susan White; Kathy L. Giannangelo; Brian Carlsen; Harold R. Solbrig; Kin Wah Fung (MedInfo, 2013)