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Fung KW, McDonald C, Srinivasan S.The UMLS-CORE project: a study of the problem list terminologies used in large healthcare institutions. J Am Med Inform Assoc. 2010 Nov-Dec;17(6):675-80. doi: 10.1136/jamia.2010.007047.
Chen Y, Gu H, Perl Y, Halper M, Xu J.Expanding the extent of a UMLS semantic type via group neighborhood auditing. J Am Med Inform Assoc. 2009 Sep-Oct;16(5):746-57. doi: 10.1197/jamia.M2951. Epub 2009 Jun 30.
Richesson RL, Fung KW, Krischer JP.Heterogeneous but 'Standard' Coding Systems for Adverse Events: Issues in Achieving Interoperability Between Apples and Oranges Contemp Clin Trials. 2008 Sep;29(5):635-45. Epub 2008 Mar 5