1. W.R. Hersh, Information Retrieval A Health Care Perspective, Springer, New York, 1996.
2. Information extraction: beyond document retrieval;Gaizauskas;Journal of Documentation,1998
3. Medical language processing: applications to patient data representation and automatic encoding;Sager;Methods of Information in Medicine,1995
4. A general natural-language text processor for clinical radiology;Friedman;Journal of the American Medical Informatics Association,1994
5. P. Zweigenbaum, B. Bachimont, J. Bouaud, J. Charlet, J.-F. Boisvieux, A multilingual architecture for building a normalised conceptual representation from medical language, In: R. M. Gardner, (Ed.), SCAMC'95-Proceedings of the 19th Annual Symposium on Computer Applications in Medical Care. Towards Cost-Effective Clinical Computing. New Orleans, Louisiana, October 28–November 1, 1995, Philadelphia, PA: Hanley & Belfus, 1995, 357–361.